PackageManagerService.java revision 6a0fac4affb2801f49ed97cc3de6cd12d40785b4
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.SET_HARMFUL_APP_WARNINGS; 21import static android.Manifest.permission.INSTALL_PACKAGES; 22import static android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS; 23import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 24import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 25import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 26import static android.content.pm.PackageManager.CERT_INPUT_RAW_X509; 27import static android.content.pm.PackageManager.CERT_INPUT_SHA256; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 31import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 32import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 33import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 39import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 40import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 41import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 42import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 43import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 44import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 45import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 49import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 50import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 51import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 52import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 53import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 54import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 56import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 57import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_LOCKED_USER; 80import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 81import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 82import static android.content.pm.PackageManager.PERMISSION_DENIED; 83import static android.content.pm.PackageManager.PERMISSION_GRANTED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.os.storage.StorageManager.FLAG_STORAGE_CE; 87import static android.os.storage.StorageManager.FLAG_STORAGE_DE; 88import static android.system.OsConstants.O_CREAT; 89import static android.system.OsConstants.O_RDWR; 90import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 91import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 92import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 93import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 94import static com.android.internal.util.ArrayUtils.appendInt; 95import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 97import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 98import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 99import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceUtils.compareSignatures; 102import static com.android.server.pm.PackageManagerServiceUtils.compressedFileExists; 103import static com.android.server.pm.PackageManagerServiceUtils.decompressFile; 104import static com.android.server.pm.PackageManagerServiceUtils.deriveAbiOverride; 105import static com.android.server.pm.PackageManagerServiceUtils.dumpCriticalInfo; 106import static com.android.server.pm.PackageManagerServiceUtils.getCompressedFiles; 107import static com.android.server.pm.PackageManagerServiceUtils.getLastModifiedTime; 108import static com.android.server.pm.PackageManagerServiceUtils.logCriticalInfo; 109import static com.android.server.pm.PackageManagerServiceUtils.verifySignatures; 110import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_FAILURE; 111import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS; 112import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 113 114import android.Manifest; 115import android.annotation.IntDef; 116import android.annotation.NonNull; 117import android.annotation.Nullable; 118import android.app.ActivityManager; 119import android.app.ActivityManagerInternal; 120import android.app.AppOpsManager; 121import android.app.IActivityManager; 122import android.app.ResourcesManager; 123import android.app.admin.IDevicePolicyManager; 124import android.app.admin.SecurityLog; 125import android.app.backup.IBackupManager; 126import android.content.BroadcastReceiver; 127import android.content.ComponentName; 128import android.content.ContentResolver; 129import android.content.Context; 130import android.content.IIntentReceiver; 131import android.content.Intent; 132import android.content.IntentFilter; 133import android.content.IntentSender; 134import android.content.IntentSender.SendIntentException; 135import android.content.ServiceConnection; 136import android.content.pm.ActivityInfo; 137import android.content.pm.ApplicationInfo; 138import android.content.pm.AppsQueryHelper; 139import android.content.pm.AuxiliaryResolveInfo; 140import android.content.pm.ChangedPackages; 141import android.content.pm.ComponentInfo; 142import android.content.pm.FallbackCategoryProvider; 143import android.content.pm.FeatureInfo; 144import android.content.pm.IDexModuleRegisterCallback; 145import android.content.pm.IOnPermissionsChangeListener; 146import android.content.pm.IPackageDataObserver; 147import android.content.pm.IPackageDeleteObserver; 148import android.content.pm.IPackageDeleteObserver2; 149import android.content.pm.IPackageInstallObserver2; 150import android.content.pm.IPackageInstaller; 151import android.content.pm.IPackageManager; 152import android.content.pm.IPackageManagerNative; 153import android.content.pm.IPackageMoveObserver; 154import android.content.pm.IPackageStatsObserver; 155import android.content.pm.InstantAppInfo; 156import android.content.pm.InstantAppRequest; 157import android.content.pm.InstantAppResolveInfo; 158import android.content.pm.InstrumentationInfo; 159import android.content.pm.IntentFilterVerificationInfo; 160import android.content.pm.KeySet; 161import android.content.pm.PackageCleanItem; 162import android.content.pm.PackageInfo; 163import android.content.pm.PackageInfoLite; 164import android.content.pm.PackageInstaller; 165import android.content.pm.PackageList; 166import android.content.pm.PackageManager; 167import android.content.pm.PackageManagerInternal; 168import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 169import android.content.pm.PackageManagerInternal.PackageListObserver; 170import android.content.pm.PackageParser; 171import android.content.pm.PackageParser.ActivityIntentInfo; 172import android.content.pm.PackageParser.Package; 173import android.content.pm.PackageParser.PackageLite; 174import android.content.pm.PackageParser.PackageParserException; 175import android.content.pm.PackageParser.ParseFlags; 176import android.content.pm.PackageParser.ServiceIntentInfo; 177import android.content.pm.PackageParser.SigningDetails; 178import android.content.pm.PackageParser.SigningDetails.SignatureSchemeVersion; 179import android.content.pm.PackageStats; 180import android.content.pm.PackageUserState; 181import android.content.pm.ParceledListSlice; 182import android.content.pm.PermissionGroupInfo; 183import android.content.pm.PermissionInfo; 184import android.content.pm.ProviderInfo; 185import android.content.pm.ResolveInfo; 186import android.content.pm.ServiceInfo; 187import android.content.pm.SharedLibraryInfo; 188import android.content.pm.Signature; 189import android.content.pm.UserInfo; 190import android.content.pm.VerifierDeviceIdentity; 191import android.content.pm.VerifierInfo; 192import android.content.pm.VersionedPackage; 193import android.content.pm.dex.ArtManager; 194import android.content.pm.dex.DexMetadataHelper; 195import android.content.pm.dex.IArtManager; 196import android.content.res.Resources; 197import android.database.ContentObserver; 198import android.graphics.Bitmap; 199import android.hardware.display.DisplayManager; 200import android.net.Uri; 201import android.os.Binder; 202import android.os.Build; 203import android.os.Bundle; 204import android.os.Debug; 205import android.os.Environment; 206import android.os.Environment.UserEnvironment; 207import android.os.FileUtils; 208import android.os.Handler; 209import android.os.IBinder; 210import android.os.Looper; 211import android.os.Message; 212import android.os.Parcel; 213import android.os.ParcelFileDescriptor; 214import android.os.PatternMatcher; 215import android.os.PersistableBundle; 216import android.os.Process; 217import android.os.RemoteCallbackList; 218import android.os.RemoteException; 219import android.os.ResultReceiver; 220import android.os.SELinux; 221import android.os.ServiceManager; 222import android.os.ShellCallback; 223import android.os.SystemClock; 224import android.os.SystemProperties; 225import android.os.Trace; 226import android.os.UserHandle; 227import android.os.UserManager; 228import android.os.UserManagerInternal; 229import android.os.storage.IStorageManager; 230import android.os.storage.StorageEventListener; 231import android.os.storage.StorageManager; 232import android.os.storage.StorageManagerInternal; 233import android.os.storage.VolumeInfo; 234import android.os.storage.VolumeRecord; 235import android.provider.Settings.Global; 236import android.provider.Settings.Secure; 237import android.security.KeyStore; 238import android.security.SystemKeyStore; 239import android.service.pm.PackageServiceDumpProto; 240import android.system.ErrnoException; 241import android.system.Os; 242import android.text.TextUtils; 243import android.text.format.DateUtils; 244import android.util.ArrayMap; 245import android.util.ArraySet; 246import android.util.Base64; 247import android.util.ByteStringUtils; 248import android.util.DisplayMetrics; 249import android.util.EventLog; 250import android.util.ExceptionUtils; 251import android.util.Log; 252import android.util.LogPrinter; 253import android.util.LongSparseArray; 254import android.util.LongSparseLongArray; 255import android.util.MathUtils; 256import android.util.PackageUtils; 257import android.util.Pair; 258import android.util.PrintStreamPrinter; 259import android.util.Slog; 260import android.util.SparseArray; 261import android.util.SparseBooleanArray; 262import android.util.SparseIntArray; 263import android.util.TimingsTraceLog; 264import android.util.Xml; 265import android.util.jar.StrictJarFile; 266import android.util.proto.ProtoOutputStream; 267import android.view.Display; 268 269import com.android.internal.R; 270import com.android.internal.annotations.GuardedBy; 271import com.android.internal.app.IMediaContainerService; 272import com.android.internal.app.ResolverActivity; 273import com.android.internal.content.NativeLibraryHelper; 274import com.android.internal.content.PackageHelper; 275import com.android.internal.logging.MetricsLogger; 276import com.android.internal.os.IParcelFileDescriptorFactory; 277import com.android.internal.os.SomeArgs; 278import com.android.internal.os.Zygote; 279import com.android.internal.telephony.CarrierAppUtils; 280import com.android.internal.util.ArrayUtils; 281import com.android.internal.util.ConcurrentUtils; 282import com.android.internal.util.DumpUtils; 283import com.android.internal.util.FastXmlSerializer; 284import com.android.internal.util.IndentingPrintWriter; 285import com.android.internal.util.Preconditions; 286import com.android.internal.util.XmlUtils; 287import com.android.server.AttributeCache; 288import com.android.server.DeviceIdleController; 289import com.android.server.EventLogTags; 290import com.android.server.FgThread; 291import com.android.server.IntentResolver; 292import com.android.server.LocalServices; 293import com.android.server.LockGuard; 294import com.android.server.ServiceThread; 295import com.android.server.SystemConfig; 296import com.android.server.SystemServerInitThreadPool; 297import com.android.server.Watchdog; 298import com.android.server.net.NetworkPolicyManagerInternal; 299import com.android.server.pm.Installer.InstallerException; 300import com.android.server.pm.Settings.DatabaseVersion; 301import com.android.server.pm.Settings.VersionInfo; 302import com.android.server.pm.dex.ArtManagerService; 303import com.android.server.pm.dex.DexLogger; 304import com.android.server.pm.dex.DexManager; 305import com.android.server.pm.dex.DexoptOptions; 306import com.android.server.pm.dex.PackageDexUsage; 307import com.android.server.pm.permission.BasePermission; 308import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 309import com.android.server.pm.permission.PermissionManagerService; 310import com.android.server.pm.permission.PermissionManagerInternal; 311import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 312import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 313import com.android.server.pm.permission.PermissionsState; 314import com.android.server.pm.permission.PermissionsState.PermissionState; 315import com.android.server.security.VerityUtils; 316import com.android.server.storage.DeviceStorageMonitorInternal; 317 318import dalvik.system.CloseGuard; 319import dalvik.system.VMRuntime; 320 321import libcore.io.IoUtils; 322 323import org.xmlpull.v1.XmlPullParser; 324import org.xmlpull.v1.XmlPullParserException; 325import org.xmlpull.v1.XmlSerializer; 326 327import java.io.BufferedOutputStream; 328import java.io.ByteArrayInputStream; 329import java.io.ByteArrayOutputStream; 330import java.io.File; 331import java.io.FileDescriptor; 332import java.io.FileInputStream; 333import java.io.FileOutputStream; 334import java.io.FilenameFilter; 335import java.io.IOException; 336import java.io.PrintWriter; 337import java.lang.annotation.Retention; 338import java.lang.annotation.RetentionPolicy; 339import java.nio.charset.StandardCharsets; 340import java.security.DigestException; 341import java.security.DigestInputStream; 342import java.security.MessageDigest; 343import java.security.NoSuchAlgorithmException; 344import java.security.PublicKey; 345import java.security.SecureRandom; 346import java.security.cert.CertificateException; 347import java.util.ArrayList; 348import java.util.Arrays; 349import java.util.Collection; 350import java.util.Collections; 351import java.util.Comparator; 352import java.util.HashMap; 353import java.util.HashSet; 354import java.util.Iterator; 355import java.util.LinkedHashSet; 356import java.util.List; 357import java.util.Map; 358import java.util.Objects; 359import java.util.Set; 360import java.util.concurrent.CountDownLatch; 361import java.util.concurrent.Future; 362import java.util.concurrent.TimeUnit; 363import java.util.concurrent.atomic.AtomicBoolean; 364import java.util.concurrent.atomic.AtomicInteger; 365 366/** 367 * Keep track of all those APKs everywhere. 368 * <p> 369 * Internally there are two important locks: 370 * <ul> 371 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 372 * and other related state. It is a fine-grained lock that should only be held 373 * momentarily, as it's one of the most contended locks in the system. 374 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 375 * operations typically involve heavy lifting of application data on disk. Since 376 * {@code installd} is single-threaded, and it's operations can often be slow, 377 * this lock should never be acquired while already holding {@link #mPackages}. 378 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 379 * holding {@link #mInstallLock}. 380 * </ul> 381 * Many internal methods rely on the caller to hold the appropriate locks, and 382 * this contract is expressed through method name suffixes: 383 * <ul> 384 * <li>fooLI(): the caller must hold {@link #mInstallLock} 385 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 386 * being modified must be frozen 387 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 388 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 389 * </ul> 390 * <p> 391 * Because this class is very central to the platform's security; please run all 392 * CTS and unit tests whenever making modifications: 393 * 394 * <pre> 395 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 396 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 397 * </pre> 398 */ 399public class PackageManagerService extends IPackageManager.Stub 400 implements PackageSender { 401 static final String TAG = "PackageManager"; 402 public static final boolean DEBUG_SETTINGS = false; 403 static final boolean DEBUG_PREFERRED = false; 404 static final boolean DEBUG_UPGRADE = false; 405 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 406 private static final boolean DEBUG_BACKUP = false; 407 public static final boolean DEBUG_INSTALL = false; 408 public static final boolean DEBUG_REMOVE = true; 409 private static final boolean DEBUG_BROADCASTS = false; 410 private static final boolean DEBUG_SHOW_INFO = false; 411 private static final boolean DEBUG_PACKAGE_INFO = false; 412 private static final boolean DEBUG_INTENT_MATCHING = false; 413 public static final boolean DEBUG_PACKAGE_SCANNING = false; 414 private static final boolean DEBUG_VERIFY = false; 415 private static final boolean DEBUG_FILTERS = false; 416 public static final boolean DEBUG_PERMISSIONS = false; 417 private static final boolean DEBUG_SHARED_LIBRARIES = false; 418 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 419 420 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 421 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 422 // user, but by default initialize to this. 423 public static final boolean DEBUG_DEXOPT = false; 424 425 private static final boolean DEBUG_ABI_SELECTION = false; 426 private static final boolean DEBUG_INSTANT = Build.IS_DEBUGGABLE; 427 private static final boolean DEBUG_TRIAGED_MISSING = false; 428 private static final boolean DEBUG_APP_DATA = false; 429 430 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 431 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 432 433 private static final boolean HIDE_EPHEMERAL_APIS = false; 434 435 private static final boolean ENABLE_FREE_CACHE_V2 = 436 SystemProperties.getBoolean("fw.free_cache_v2", true); 437 438 private static final int RADIO_UID = Process.PHONE_UID; 439 private static final int LOG_UID = Process.LOG_UID; 440 private static final int NFC_UID = Process.NFC_UID; 441 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 442 private static final int SHELL_UID = Process.SHELL_UID; 443 private static final int SE_UID = Process.SE_UID; 444 445 // Suffix used during package installation when copying/moving 446 // package apks to install directory. 447 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 448 449 static final int SCAN_NO_DEX = 1<<0; 450 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 451 static final int SCAN_NEW_INSTALL = 1<<2; 452 static final int SCAN_UPDATE_TIME = 1<<3; 453 static final int SCAN_BOOTING = 1<<4; 454 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 455 static final int SCAN_REQUIRE_KNOWN = 1<<7; 456 static final int SCAN_MOVE = 1<<8; 457 static final int SCAN_INITIAL = 1<<9; 458 static final int SCAN_CHECK_ONLY = 1<<10; 459 static final int SCAN_DONT_KILL_APP = 1<<11; 460 static final int SCAN_IGNORE_FROZEN = 1<<12; 461 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 462 static final int SCAN_AS_INSTANT_APP = 1<<14; 463 static final int SCAN_AS_FULL_APP = 1<<15; 464 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 465 static final int SCAN_AS_SYSTEM = 1<<17; 466 static final int SCAN_AS_PRIVILEGED = 1<<18; 467 static final int SCAN_AS_OEM = 1<<19; 468 static final int SCAN_AS_VENDOR = 1<<20; 469 static final int SCAN_AS_PRODUCT = 1<<21; 470 471 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 472 SCAN_NO_DEX, 473 SCAN_UPDATE_SIGNATURE, 474 SCAN_NEW_INSTALL, 475 SCAN_UPDATE_TIME, 476 SCAN_BOOTING, 477 SCAN_DELETE_DATA_ON_FAILURES, 478 SCAN_REQUIRE_KNOWN, 479 SCAN_MOVE, 480 SCAN_INITIAL, 481 SCAN_CHECK_ONLY, 482 SCAN_DONT_KILL_APP, 483 SCAN_IGNORE_FROZEN, 484 SCAN_FIRST_BOOT_OR_UPGRADE, 485 SCAN_AS_INSTANT_APP, 486 SCAN_AS_FULL_APP, 487 SCAN_AS_VIRTUAL_PRELOAD, 488 }) 489 @Retention(RetentionPolicy.SOURCE) 490 public @interface ScanFlags {} 491 492 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 493 /** Extension of the compressed packages */ 494 public final static String COMPRESSED_EXTENSION = ".gz"; 495 /** Suffix of stub packages on the system partition */ 496 public final static String STUB_SUFFIX = "-Stub"; 497 498 private static final int[] EMPTY_INT_ARRAY = new int[0]; 499 500 private static final int TYPE_UNKNOWN = 0; 501 private static final int TYPE_ACTIVITY = 1; 502 private static final int TYPE_RECEIVER = 2; 503 private static final int TYPE_SERVICE = 3; 504 private static final int TYPE_PROVIDER = 4; 505 @IntDef(prefix = { "TYPE_" }, value = { 506 TYPE_UNKNOWN, 507 TYPE_ACTIVITY, 508 TYPE_RECEIVER, 509 TYPE_SERVICE, 510 TYPE_PROVIDER, 511 }) 512 @Retention(RetentionPolicy.SOURCE) 513 public @interface ComponentType {} 514 515 /** 516 * Timeout (in milliseconds) after which the watchdog should declare that 517 * our handler thread is wedged. The usual default for such things is one 518 * minute but we sometimes do very lengthy I/O operations on this thread, 519 * such as installing multi-gigabyte applications, so ours needs to be longer. 520 */ 521 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 522 523 /** 524 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 525 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 526 * settings entry if available, otherwise we use the hardcoded default. If it's been 527 * more than this long since the last fstrim, we force one during the boot sequence. 528 * 529 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 530 * one gets run at the next available charging+idle time. This final mandatory 531 * no-fstrim check kicks in only of the other scheduling criteria is never met. 532 */ 533 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 534 535 /** 536 * Whether verification is enabled by default. 537 */ 538 private static final boolean DEFAULT_VERIFY_ENABLE = true; 539 540 /** 541 * The default maximum time to wait for the verification agent to return in 542 * milliseconds. 543 */ 544 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 545 546 /** 547 * The default response for package verification timeout. 548 * 549 * This can be either PackageManager.VERIFICATION_ALLOW or 550 * PackageManager.VERIFICATION_REJECT. 551 */ 552 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 553 554 public static final String PLATFORM_PACKAGE_NAME = "android"; 555 556 public static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 557 558 public static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 559 DEFAULT_CONTAINER_PACKAGE, 560 "com.android.defcontainer.DefaultContainerService"); 561 562 private static final String KILL_APP_REASON_GIDS_CHANGED = 563 "permission grant or revoke changed gids"; 564 565 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 566 "permissions revoked"; 567 568 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 569 570 private static final String PACKAGE_SCHEME = "package"; 571 572 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 573 574 private static final String PRODUCT_OVERLAY_DIR = "/product/overlay"; 575 576 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 577 578 /** Canonical intent used to identify what counts as a "web browser" app */ 579 private static final Intent sBrowserIntent; 580 static { 581 sBrowserIntent = new Intent(); 582 sBrowserIntent.setAction(Intent.ACTION_VIEW); 583 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 584 sBrowserIntent.setData(Uri.parse("http:")); 585 sBrowserIntent.addFlags(Intent.FLAG_IGNORE_EPHEMERAL); 586 } 587 588 /** 589 * The set of all protected actions [i.e. those actions for which a high priority 590 * intent filter is disallowed]. 591 */ 592 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 593 static { 594 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 595 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 596 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 597 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 598 } 599 600 // Compilation reasons. 601 public static final int REASON_UNKNOWN = -1; 602 public static final int REASON_FIRST_BOOT = 0; 603 public static final int REASON_BOOT = 1; 604 public static final int REASON_INSTALL = 2; 605 public static final int REASON_BACKGROUND_DEXOPT = 3; 606 public static final int REASON_AB_OTA = 4; 607 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 608 public static final int REASON_SHARED = 6; 609 610 public static final int REASON_LAST = REASON_SHARED; 611 612 /** 613 * Version number for the package parser cache. Increment this whenever the format or 614 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 615 */ 616 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 617 618 /** 619 * Whether the package parser cache is enabled. 620 */ 621 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 622 623 /** 624 * Permissions required in order to receive instant application lifecycle broadcasts. 625 */ 626 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 627 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 628 629 final ServiceThread mHandlerThread; 630 631 final PackageHandler mHandler; 632 633 private final ProcessLoggingHandler mProcessLoggingHandler; 634 635 /** 636 * Messages for {@link #mHandler} that need to wait for system ready before 637 * being dispatched. 638 */ 639 private ArrayList<Message> mPostSystemReadyMessages; 640 641 final int mSdkVersion = Build.VERSION.SDK_INT; 642 643 final Context mContext; 644 final boolean mFactoryTest; 645 final boolean mOnlyCore; 646 final DisplayMetrics mMetrics; 647 final int mDefParseFlags; 648 final String[] mSeparateProcesses; 649 final boolean mIsUpgrade; 650 final boolean mIsPreNUpgrade; 651 final boolean mIsPreNMR1Upgrade; 652 653 // Have we told the Activity Manager to whitelist the default container service by uid yet? 654 @GuardedBy("mPackages") 655 boolean mDefaultContainerWhitelisted = false; 656 657 @GuardedBy("mPackages") 658 private boolean mDexOptDialogShown; 659 660 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 661 // LOCK HELD. Can be called with mInstallLock held. 662 @GuardedBy("mInstallLock") 663 final Installer mInstaller; 664 665 /** Directory where installed applications are stored */ 666 private static final File sAppInstallDir = 667 new File(Environment.getDataDirectory(), "app"); 668 /** Directory where installed application's 32-bit native libraries are copied. */ 669 private static final File sAppLib32InstallDir = 670 new File(Environment.getDataDirectory(), "app-lib"); 671 /** Directory where code and non-resource assets of forward-locked applications are stored */ 672 private static final File sDrmAppPrivateInstallDir = 673 new File(Environment.getDataDirectory(), "app-private"); 674 675 // ---------------------------------------------------------------- 676 677 // Lock for state used when installing and doing other long running 678 // operations. Methods that must be called with this lock held have 679 // the suffix "LI". 680 final Object mInstallLock = new Object(); 681 682 // ---------------------------------------------------------------- 683 684 // Keys are String (package name), values are Package. This also serves 685 // as the lock for the global state. Methods that must be called with 686 // this lock held have the prefix "LP". 687 @GuardedBy("mPackages") 688 final ArrayMap<String, PackageParser.Package> mPackages = 689 new ArrayMap<String, PackageParser.Package>(); 690 691 final ArrayMap<String, Set<String>> mKnownCodebase = 692 new ArrayMap<String, Set<String>>(); 693 694 // Keys are isolated uids and values are the uid of the application 695 // that created the isolated proccess. 696 @GuardedBy("mPackages") 697 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 698 699 /** 700 * Tracks new system packages [received in an OTA] that we expect to 701 * find updated user-installed versions. Keys are package name, values 702 * are package location. 703 */ 704 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 705 /** 706 * Tracks high priority intent filters for protected actions. During boot, certain 707 * filter actions are protected and should never be allowed to have a high priority 708 * intent filter for them. However, there is one, and only one exception -- the 709 * setup wizard. It must be able to define a high priority intent filter for these 710 * actions to ensure there are no escapes from the wizard. We need to delay processing 711 * of these during boot as we need to look at all of the system packages in order 712 * to know which component is the setup wizard. 713 */ 714 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 715 /** 716 * Whether or not processing protected filters should be deferred. 717 */ 718 private boolean mDeferProtectedFilters = true; 719 720 /** 721 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 722 */ 723 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 724 /** 725 * Whether or not system app permissions should be promoted from install to runtime. 726 */ 727 boolean mPromoteSystemApps; 728 729 @GuardedBy("mPackages") 730 final Settings mSettings; 731 732 /** 733 * Set of package names that are currently "frozen", which means active 734 * surgery is being done on the code/data for that package. The platform 735 * will refuse to launch frozen packages to avoid race conditions. 736 * 737 * @see PackageFreezer 738 */ 739 @GuardedBy("mPackages") 740 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 741 742 final ProtectedPackages mProtectedPackages; 743 744 @GuardedBy("mLoadedVolumes") 745 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 746 747 boolean mFirstBoot; 748 749 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 750 751 @GuardedBy("mAvailableFeatures") 752 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 753 754 private final InstantAppRegistry mInstantAppRegistry; 755 756 @GuardedBy("mPackages") 757 int mChangedPackagesSequenceNumber; 758 /** 759 * List of changed [installed, removed or updated] packages. 760 * mapping from user id -> sequence number -> package name 761 */ 762 @GuardedBy("mPackages") 763 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 764 /** 765 * The sequence number of the last change to a package. 766 * mapping from user id -> package name -> sequence number 767 */ 768 @GuardedBy("mPackages") 769 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 770 771 @GuardedBy("mPackages") 772 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 773 774 class PackageParserCallback implements PackageParser.Callback { 775 @Override public final boolean hasFeature(String feature) { 776 return PackageManagerService.this.hasSystemFeature(feature, 0); 777 } 778 779 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 780 Collection<PackageParser.Package> allPackages, String targetPackageName) { 781 List<PackageParser.Package> overlayPackages = null; 782 for (PackageParser.Package p : allPackages) { 783 if (targetPackageName.equals(p.mOverlayTarget) && p.mOverlayIsStatic) { 784 if (overlayPackages == null) { 785 overlayPackages = new ArrayList<PackageParser.Package>(); 786 } 787 overlayPackages.add(p); 788 } 789 } 790 if (overlayPackages != null) { 791 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 792 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 793 return p1.mOverlayPriority - p2.mOverlayPriority; 794 } 795 }; 796 Collections.sort(overlayPackages, cmp); 797 } 798 return overlayPackages; 799 } 800 801 @GuardedBy("mInstallLock") 802 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 803 String targetPackageName, String targetPath) { 804 if ("android".equals(targetPackageName)) { 805 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 806 // native AssetManager. 807 return null; 808 } 809 List<PackageParser.Package> overlayPackages = 810 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 811 if (overlayPackages == null || overlayPackages.isEmpty()) { 812 return null; 813 } 814 List<String> overlayPathList = null; 815 for (PackageParser.Package overlayPackage : overlayPackages) { 816 if (targetPath == null) { 817 if (overlayPathList == null) { 818 overlayPathList = new ArrayList<String>(); 819 } 820 overlayPathList.add(overlayPackage.baseCodePath); 821 continue; 822 } 823 824 try { 825 // Creates idmaps for system to parse correctly the Android manifest of the 826 // target package. 827 // 828 // OverlayManagerService will update each of them with a correct gid from its 829 // target package app id. 830 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 831 UserHandle.getSharedAppGid( 832 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 833 if (overlayPathList == null) { 834 overlayPathList = new ArrayList<String>(); 835 } 836 overlayPathList.add(overlayPackage.baseCodePath); 837 } catch (InstallerException e) { 838 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 839 overlayPackage.baseCodePath); 840 } 841 } 842 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 843 } 844 845 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 846 synchronized (mPackages) { 847 return getStaticOverlayPathsLocked( 848 mPackages.values(), targetPackageName, targetPath); 849 } 850 } 851 852 @Override public final String[] getOverlayApks(String targetPackageName) { 853 return getStaticOverlayPaths(targetPackageName, null); 854 } 855 856 @Override public final String[] getOverlayPaths(String targetPackageName, 857 String targetPath) { 858 return getStaticOverlayPaths(targetPackageName, targetPath); 859 } 860 } 861 862 class ParallelPackageParserCallback extends PackageParserCallback { 863 List<PackageParser.Package> mOverlayPackages = null; 864 865 void findStaticOverlayPackages() { 866 synchronized (mPackages) { 867 for (PackageParser.Package p : mPackages.values()) { 868 if (p.mOverlayIsStatic) { 869 if (mOverlayPackages == null) { 870 mOverlayPackages = new ArrayList<PackageParser.Package>(); 871 } 872 mOverlayPackages.add(p); 873 } 874 } 875 } 876 } 877 878 @Override 879 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 880 // We can trust mOverlayPackages without holding mPackages because package uninstall 881 // can't happen while running parallel parsing. 882 // Moreover holding mPackages on each parsing thread causes dead-lock. 883 return mOverlayPackages == null ? null : 884 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 885 } 886 } 887 888 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 889 final ParallelPackageParserCallback mParallelPackageParserCallback = 890 new ParallelPackageParserCallback(); 891 892 public static final class SharedLibraryEntry { 893 public final @Nullable String path; 894 public final @Nullable String apk; 895 public final @NonNull SharedLibraryInfo info; 896 897 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 898 String declaringPackageName, long declaringPackageVersionCode) { 899 path = _path; 900 apk = _apk; 901 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 902 declaringPackageName, declaringPackageVersionCode), null); 903 } 904 } 905 906 // Currently known shared libraries. 907 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 908 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 909 new ArrayMap<>(); 910 911 // All available activities, for your resolving pleasure. 912 final ActivityIntentResolver mActivities = 913 new ActivityIntentResolver(); 914 915 // All available receivers, for your resolving pleasure. 916 final ActivityIntentResolver mReceivers = 917 new ActivityIntentResolver(); 918 919 // All available services, for your resolving pleasure. 920 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 921 922 // All available providers, for your resolving pleasure. 923 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 924 925 // Mapping from provider base names (first directory in content URI codePath) 926 // to the provider information. 927 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 928 new ArrayMap<String, PackageParser.Provider>(); 929 930 // Mapping from instrumentation class names to info about them. 931 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 932 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 933 934 // Packages whose data we have transfered into another package, thus 935 // should no longer exist. 936 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 937 938 // Broadcast actions that are only available to the system. 939 @GuardedBy("mProtectedBroadcasts") 940 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 941 942 /** List of packages waiting for verification. */ 943 final SparseArray<PackageVerificationState> mPendingVerification 944 = new SparseArray<PackageVerificationState>(); 945 946 final PackageInstallerService mInstallerService; 947 948 final ArtManagerService mArtManagerService; 949 950 private final PackageDexOptimizer mPackageDexOptimizer; 951 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 952 // is used by other apps). 953 private final DexManager mDexManager; 954 955 private AtomicInteger mNextMoveId = new AtomicInteger(); 956 private final MoveCallbacks mMoveCallbacks; 957 958 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 959 960 // Cache of users who need badging. 961 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 962 963 /** Token for keys in mPendingVerification. */ 964 private int mPendingVerificationToken = 0; 965 966 volatile boolean mSystemReady; 967 volatile boolean mSafeMode; 968 volatile boolean mHasSystemUidErrors; 969 private volatile boolean mWebInstantAppsDisabled; 970 971 ApplicationInfo mAndroidApplication; 972 final ActivityInfo mResolveActivity = new ActivityInfo(); 973 final ResolveInfo mResolveInfo = new ResolveInfo(); 974 ComponentName mResolveComponentName; 975 PackageParser.Package mPlatformPackage; 976 ComponentName mCustomResolverComponentName; 977 978 boolean mResolverReplaced = false; 979 980 private final @Nullable ComponentName mIntentFilterVerifierComponent; 981 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 982 983 private int mIntentFilterVerificationToken = 0; 984 985 /** The service connection to the ephemeral resolver */ 986 final InstantAppResolverConnection mInstantAppResolverConnection; 987 /** Component used to show resolver settings for Instant Apps */ 988 final ComponentName mInstantAppResolverSettingsComponent; 989 990 /** Activity used to install instant applications */ 991 ActivityInfo mInstantAppInstallerActivity; 992 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 993 994 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 995 = new SparseArray<IntentFilterVerificationState>(); 996 997 // TODO remove this and go through mPermissonManager directly 998 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 999 private final PermissionManagerInternal mPermissionManager; 1000 1001 // List of packages names to keep cached, even if they are uninstalled for all users 1002 private List<String> mKeepUninstalledPackages; 1003 1004 private UserManagerInternal mUserManagerInternal; 1005 private ActivityManagerInternal mActivityManagerInternal; 1006 1007 private DeviceIdleController.LocalService mDeviceIdleController; 1008 1009 private File mCacheDir; 1010 1011 private Future<?> mPrepareAppDataFuture; 1012 1013 private static class IFVerificationParams { 1014 PackageParser.Package pkg; 1015 boolean replacing; 1016 int userId; 1017 int verifierUid; 1018 1019 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1020 int _userId, int _verifierUid) { 1021 pkg = _pkg; 1022 replacing = _replacing; 1023 userId = _userId; 1024 replacing = _replacing; 1025 verifierUid = _verifierUid; 1026 } 1027 } 1028 1029 private interface IntentFilterVerifier<T extends IntentFilter> { 1030 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1031 T filter, String packageName); 1032 void startVerifications(int userId); 1033 void receiveVerificationResponse(int verificationId); 1034 } 1035 1036 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1037 private Context mContext; 1038 private ComponentName mIntentFilterVerifierComponent; 1039 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1040 1041 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1042 mContext = context; 1043 mIntentFilterVerifierComponent = verifierComponent; 1044 } 1045 1046 private String getDefaultScheme() { 1047 return IntentFilter.SCHEME_HTTPS; 1048 } 1049 1050 @Override 1051 public void startVerifications(int userId) { 1052 // Launch verifications requests 1053 int count = mCurrentIntentFilterVerifications.size(); 1054 for (int n=0; n<count; n++) { 1055 int verificationId = mCurrentIntentFilterVerifications.get(n); 1056 final IntentFilterVerificationState ivs = 1057 mIntentFilterVerificationStates.get(verificationId); 1058 1059 String packageName = ivs.getPackageName(); 1060 1061 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1062 final int filterCount = filters.size(); 1063 ArraySet<String> domainsSet = new ArraySet<>(); 1064 for (int m=0; m<filterCount; m++) { 1065 PackageParser.ActivityIntentInfo filter = filters.get(m); 1066 domainsSet.addAll(filter.getHostsList()); 1067 } 1068 synchronized (mPackages) { 1069 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1070 packageName, domainsSet) != null) { 1071 scheduleWriteSettingsLocked(); 1072 } 1073 } 1074 sendVerificationRequest(verificationId, ivs); 1075 } 1076 mCurrentIntentFilterVerifications.clear(); 1077 } 1078 1079 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1080 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1081 verificationIntent.putExtra( 1082 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1083 verificationId); 1084 verificationIntent.putExtra( 1085 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1086 getDefaultScheme()); 1087 verificationIntent.putExtra( 1088 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1089 ivs.getHostsString()); 1090 verificationIntent.putExtra( 1091 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1092 ivs.getPackageName()); 1093 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1094 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1095 1096 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1097 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1098 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1099 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1100 1101 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1102 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1103 "Sending IntentFilter verification broadcast"); 1104 } 1105 1106 public void receiveVerificationResponse(int verificationId) { 1107 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1108 1109 final boolean verified = ivs.isVerified(); 1110 1111 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1112 final int count = filters.size(); 1113 if (DEBUG_DOMAIN_VERIFICATION) { 1114 Slog.i(TAG, "Received verification response " + verificationId 1115 + " for " + count + " filters, verified=" + verified); 1116 } 1117 for (int n=0; n<count; n++) { 1118 PackageParser.ActivityIntentInfo filter = filters.get(n); 1119 filter.setVerified(verified); 1120 1121 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1122 + " verified with result:" + verified + " and hosts:" 1123 + ivs.getHostsString()); 1124 } 1125 1126 mIntentFilterVerificationStates.remove(verificationId); 1127 1128 final String packageName = ivs.getPackageName(); 1129 IntentFilterVerificationInfo ivi = null; 1130 1131 synchronized (mPackages) { 1132 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1133 } 1134 if (ivi == null) { 1135 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1136 + verificationId + " packageName:" + packageName); 1137 return; 1138 } 1139 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1140 "Updating IntentFilterVerificationInfo for package " + packageName 1141 +" verificationId:" + verificationId); 1142 1143 synchronized (mPackages) { 1144 if (verified) { 1145 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1146 } else { 1147 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1148 } 1149 scheduleWriteSettingsLocked(); 1150 1151 final int userId = ivs.getUserId(); 1152 if (userId != UserHandle.USER_ALL) { 1153 final int userStatus = 1154 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1155 1156 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1157 boolean needUpdate = false; 1158 1159 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1160 // already been set by the User thru the Disambiguation dialog 1161 switch (userStatus) { 1162 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1163 if (verified) { 1164 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1165 } else { 1166 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1167 } 1168 needUpdate = true; 1169 break; 1170 1171 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1172 if (verified) { 1173 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1174 needUpdate = true; 1175 } 1176 break; 1177 1178 default: 1179 // Nothing to do 1180 } 1181 1182 if (needUpdate) { 1183 mSettings.updateIntentFilterVerificationStatusLPw( 1184 packageName, updatedStatus, userId); 1185 scheduleWritePackageRestrictionsLocked(userId); 1186 } 1187 } 1188 } 1189 } 1190 1191 @Override 1192 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1193 ActivityIntentInfo filter, String packageName) { 1194 if (!hasValidDomains(filter)) { 1195 return false; 1196 } 1197 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1198 if (ivs == null) { 1199 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1200 packageName); 1201 } 1202 if (DEBUG_DOMAIN_VERIFICATION) { 1203 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1204 } 1205 ivs.addFilter(filter); 1206 return true; 1207 } 1208 1209 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1210 int userId, int verificationId, String packageName) { 1211 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1212 verifierUid, userId, packageName); 1213 ivs.setPendingState(); 1214 synchronized (mPackages) { 1215 mIntentFilterVerificationStates.append(verificationId, ivs); 1216 mCurrentIntentFilterVerifications.add(verificationId); 1217 } 1218 return ivs; 1219 } 1220 } 1221 1222 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1223 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1224 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1225 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1226 } 1227 1228 // Set of pending broadcasts for aggregating enable/disable of components. 1229 static class PendingPackageBroadcasts { 1230 // for each user id, a map of <package name -> components within that package> 1231 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1232 1233 public PendingPackageBroadcasts() { 1234 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1235 } 1236 1237 public ArrayList<String> get(int userId, String packageName) { 1238 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1239 return packages.get(packageName); 1240 } 1241 1242 public void put(int userId, String packageName, ArrayList<String> components) { 1243 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1244 packages.put(packageName, components); 1245 } 1246 1247 public void remove(int userId, String packageName) { 1248 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1249 if (packages != null) { 1250 packages.remove(packageName); 1251 } 1252 } 1253 1254 public void remove(int userId) { 1255 mUidMap.remove(userId); 1256 } 1257 1258 public int userIdCount() { 1259 return mUidMap.size(); 1260 } 1261 1262 public int userIdAt(int n) { 1263 return mUidMap.keyAt(n); 1264 } 1265 1266 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1267 return mUidMap.get(userId); 1268 } 1269 1270 public int size() { 1271 // total number of pending broadcast entries across all userIds 1272 int num = 0; 1273 for (int i = 0; i< mUidMap.size(); i++) { 1274 num += mUidMap.valueAt(i).size(); 1275 } 1276 return num; 1277 } 1278 1279 public void clear() { 1280 mUidMap.clear(); 1281 } 1282 1283 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1284 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1285 if (map == null) { 1286 map = new ArrayMap<String, ArrayList<String>>(); 1287 mUidMap.put(userId, map); 1288 } 1289 return map; 1290 } 1291 } 1292 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1293 1294 // Service Connection to remote media container service to copy 1295 // package uri's from external media onto secure containers 1296 // or internal storage. 1297 private IMediaContainerService mContainerService = null; 1298 1299 static final int SEND_PENDING_BROADCAST = 1; 1300 static final int MCS_BOUND = 3; 1301 static final int END_COPY = 4; 1302 static final int INIT_COPY = 5; 1303 static final int MCS_UNBIND = 6; 1304 static final int START_CLEANING_PACKAGE = 7; 1305 static final int FIND_INSTALL_LOC = 8; 1306 static final int POST_INSTALL = 9; 1307 static final int MCS_RECONNECT = 10; 1308 static final int MCS_GIVE_UP = 11; 1309 static final int WRITE_SETTINGS = 13; 1310 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1311 static final int PACKAGE_VERIFIED = 15; 1312 static final int CHECK_PENDING_VERIFICATION = 16; 1313 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1314 static final int INTENT_FILTER_VERIFIED = 18; 1315 static final int WRITE_PACKAGE_LIST = 19; 1316 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1317 1318 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1319 1320 // Delay time in millisecs 1321 static final int BROADCAST_DELAY = 10 * 1000; 1322 1323 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1324 2 * 60 * 60 * 1000L; /* two hours */ 1325 1326 static UserManagerService sUserManager; 1327 1328 // Stores a list of users whose package restrictions file needs to be updated 1329 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1330 1331 final private DefaultContainerConnection mDefContainerConn = 1332 new DefaultContainerConnection(); 1333 class DefaultContainerConnection implements ServiceConnection { 1334 public void onServiceConnected(ComponentName name, IBinder service) { 1335 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1336 final IMediaContainerService imcs = IMediaContainerService.Stub 1337 .asInterface(Binder.allowBlocking(service)); 1338 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1339 } 1340 1341 public void onServiceDisconnected(ComponentName name) { 1342 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1343 } 1344 } 1345 1346 // Recordkeeping of restore-after-install operations that are currently in flight 1347 // between the Package Manager and the Backup Manager 1348 static class PostInstallData { 1349 public InstallArgs args; 1350 public PackageInstalledInfo res; 1351 1352 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1353 args = _a; 1354 res = _r; 1355 } 1356 } 1357 1358 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1359 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1360 1361 // XML tags for backup/restore of various bits of state 1362 private static final String TAG_PREFERRED_BACKUP = "pa"; 1363 private static final String TAG_DEFAULT_APPS = "da"; 1364 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1365 1366 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1367 private static final String TAG_ALL_GRANTS = "rt-grants"; 1368 private static final String TAG_GRANT = "grant"; 1369 private static final String ATTR_PACKAGE_NAME = "pkg"; 1370 1371 private static final String TAG_PERMISSION = "perm"; 1372 private static final String ATTR_PERMISSION_NAME = "name"; 1373 private static final String ATTR_IS_GRANTED = "g"; 1374 private static final String ATTR_USER_SET = "set"; 1375 private static final String ATTR_USER_FIXED = "fixed"; 1376 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1377 1378 // System/policy permission grants are not backed up 1379 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1380 FLAG_PERMISSION_POLICY_FIXED 1381 | FLAG_PERMISSION_SYSTEM_FIXED 1382 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1383 1384 // And we back up these user-adjusted states 1385 private static final int USER_RUNTIME_GRANT_MASK = 1386 FLAG_PERMISSION_USER_SET 1387 | FLAG_PERMISSION_USER_FIXED 1388 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1389 1390 final @Nullable String mRequiredVerifierPackage; 1391 final @NonNull String mRequiredInstallerPackage; 1392 final @NonNull String mRequiredUninstallerPackage; 1393 final @Nullable String mSetupWizardPackage; 1394 final @Nullable String mStorageManagerPackage; 1395 final @Nullable String mSystemTextClassifierPackage; 1396 final @NonNull String mServicesSystemSharedLibraryPackageName; 1397 final @NonNull String mSharedSystemSharedLibraryPackageName; 1398 1399 private final PackageUsage mPackageUsage = new PackageUsage(); 1400 private final CompilerStats mCompilerStats = new CompilerStats(); 1401 1402 class PackageHandler extends Handler { 1403 private boolean mBound = false; 1404 final ArrayList<HandlerParams> mPendingInstalls = 1405 new ArrayList<HandlerParams>(); 1406 1407 private boolean connectToService() { 1408 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1409 " DefaultContainerService"); 1410 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1411 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1412 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1413 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1414 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1415 mBound = true; 1416 return true; 1417 } 1418 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1419 return false; 1420 } 1421 1422 private void disconnectService() { 1423 mContainerService = null; 1424 mBound = false; 1425 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1426 mContext.unbindService(mDefContainerConn); 1427 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1428 } 1429 1430 PackageHandler(Looper looper) { 1431 super(looper); 1432 } 1433 1434 public void handleMessage(Message msg) { 1435 try { 1436 doHandleMessage(msg); 1437 } finally { 1438 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1439 } 1440 } 1441 1442 void doHandleMessage(Message msg) { 1443 switch (msg.what) { 1444 case INIT_COPY: { 1445 HandlerParams params = (HandlerParams) msg.obj; 1446 int idx = mPendingInstalls.size(); 1447 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1448 // If a bind was already initiated we dont really 1449 // need to do anything. The pending install 1450 // will be processed later on. 1451 if (!mBound) { 1452 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1453 System.identityHashCode(mHandler)); 1454 // If this is the only one pending we might 1455 // have to bind to the service again. 1456 if (!connectToService()) { 1457 Slog.e(TAG, "Failed to bind to media container service"); 1458 params.serviceError(); 1459 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1460 System.identityHashCode(mHandler)); 1461 if (params.traceMethod != null) { 1462 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1463 params.traceCookie); 1464 } 1465 return; 1466 } else { 1467 // Once we bind to the service, the first 1468 // pending request will be processed. 1469 mPendingInstalls.add(idx, params); 1470 } 1471 } else { 1472 mPendingInstalls.add(idx, params); 1473 // Already bound to the service. Just make 1474 // sure we trigger off processing the first request. 1475 if (idx == 0) { 1476 mHandler.sendEmptyMessage(MCS_BOUND); 1477 } 1478 } 1479 break; 1480 } 1481 case MCS_BOUND: { 1482 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1483 if (msg.obj != null) { 1484 mContainerService = (IMediaContainerService) msg.obj; 1485 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1486 System.identityHashCode(mHandler)); 1487 } 1488 if (mContainerService == null) { 1489 if (!mBound) { 1490 // Something seriously wrong since we are not bound and we are not 1491 // waiting for connection. Bail out. 1492 Slog.e(TAG, "Cannot bind to media container service"); 1493 for (HandlerParams params : mPendingInstalls) { 1494 // Indicate service bind error 1495 params.serviceError(); 1496 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1497 System.identityHashCode(params)); 1498 if (params.traceMethod != null) { 1499 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1500 params.traceMethod, params.traceCookie); 1501 } 1502 return; 1503 } 1504 mPendingInstalls.clear(); 1505 } else { 1506 Slog.w(TAG, "Waiting to connect to media container service"); 1507 } 1508 } else if (mPendingInstalls.size() > 0) { 1509 HandlerParams params = mPendingInstalls.get(0); 1510 if (params != null) { 1511 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1512 System.identityHashCode(params)); 1513 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1514 if (params.startCopy()) { 1515 // We are done... look for more work or to 1516 // go idle. 1517 if (DEBUG_SD_INSTALL) Log.i(TAG, 1518 "Checking for more work or unbind..."); 1519 // Delete pending install 1520 if (mPendingInstalls.size() > 0) { 1521 mPendingInstalls.remove(0); 1522 } 1523 if (mPendingInstalls.size() == 0) { 1524 if (mBound) { 1525 if (DEBUG_SD_INSTALL) Log.i(TAG, 1526 "Posting delayed MCS_UNBIND"); 1527 removeMessages(MCS_UNBIND); 1528 Message ubmsg = obtainMessage(MCS_UNBIND); 1529 // Unbind after a little delay, to avoid 1530 // continual thrashing. 1531 sendMessageDelayed(ubmsg, 10000); 1532 } 1533 } else { 1534 // There are more pending requests in queue. 1535 // Just post MCS_BOUND message to trigger processing 1536 // of next pending install. 1537 if (DEBUG_SD_INSTALL) Log.i(TAG, 1538 "Posting MCS_BOUND for next work"); 1539 mHandler.sendEmptyMessage(MCS_BOUND); 1540 } 1541 } 1542 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1543 } 1544 } else { 1545 // Should never happen ideally. 1546 Slog.w(TAG, "Empty queue"); 1547 } 1548 break; 1549 } 1550 case MCS_RECONNECT: { 1551 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1552 if (mPendingInstalls.size() > 0) { 1553 if (mBound) { 1554 disconnectService(); 1555 } 1556 if (!connectToService()) { 1557 Slog.e(TAG, "Failed to bind to media container service"); 1558 for (HandlerParams params : mPendingInstalls) { 1559 // Indicate service bind error 1560 params.serviceError(); 1561 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1562 System.identityHashCode(params)); 1563 } 1564 mPendingInstalls.clear(); 1565 } 1566 } 1567 break; 1568 } 1569 case MCS_UNBIND: { 1570 // If there is no actual work left, then time to unbind. 1571 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1572 1573 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1574 if (mBound) { 1575 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1576 1577 disconnectService(); 1578 } 1579 } else if (mPendingInstalls.size() > 0) { 1580 // There are more pending requests in queue. 1581 // Just post MCS_BOUND message to trigger processing 1582 // of next pending install. 1583 mHandler.sendEmptyMessage(MCS_BOUND); 1584 } 1585 1586 break; 1587 } 1588 case MCS_GIVE_UP: { 1589 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1590 HandlerParams params = mPendingInstalls.remove(0); 1591 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1592 System.identityHashCode(params)); 1593 break; 1594 } 1595 case SEND_PENDING_BROADCAST: { 1596 String packages[]; 1597 ArrayList<String> components[]; 1598 int size = 0; 1599 int uids[]; 1600 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1601 synchronized (mPackages) { 1602 if (mPendingBroadcasts == null) { 1603 return; 1604 } 1605 size = mPendingBroadcasts.size(); 1606 if (size <= 0) { 1607 // Nothing to be done. Just return 1608 return; 1609 } 1610 packages = new String[size]; 1611 components = new ArrayList[size]; 1612 uids = new int[size]; 1613 int i = 0; // filling out the above arrays 1614 1615 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1616 int packageUserId = mPendingBroadcasts.userIdAt(n); 1617 Iterator<Map.Entry<String, ArrayList<String>>> it 1618 = mPendingBroadcasts.packagesForUserId(packageUserId) 1619 .entrySet().iterator(); 1620 while (it.hasNext() && i < size) { 1621 Map.Entry<String, ArrayList<String>> ent = it.next(); 1622 packages[i] = ent.getKey(); 1623 components[i] = ent.getValue(); 1624 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1625 uids[i] = (ps != null) 1626 ? UserHandle.getUid(packageUserId, ps.appId) 1627 : -1; 1628 i++; 1629 } 1630 } 1631 size = i; 1632 mPendingBroadcasts.clear(); 1633 } 1634 // Send broadcasts 1635 for (int i = 0; i < size; i++) { 1636 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1637 } 1638 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1639 break; 1640 } 1641 case START_CLEANING_PACKAGE: { 1642 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1643 final String packageName = (String)msg.obj; 1644 final int userId = msg.arg1; 1645 final boolean andCode = msg.arg2 != 0; 1646 synchronized (mPackages) { 1647 if (userId == UserHandle.USER_ALL) { 1648 int[] users = sUserManager.getUserIds(); 1649 for (int user : users) { 1650 mSettings.addPackageToCleanLPw( 1651 new PackageCleanItem(user, packageName, andCode)); 1652 } 1653 } else { 1654 mSettings.addPackageToCleanLPw( 1655 new PackageCleanItem(userId, packageName, andCode)); 1656 } 1657 } 1658 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1659 startCleaningPackages(); 1660 } break; 1661 case POST_INSTALL: { 1662 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1663 1664 PostInstallData data = mRunningInstalls.get(msg.arg1); 1665 final boolean didRestore = (msg.arg2 != 0); 1666 mRunningInstalls.delete(msg.arg1); 1667 1668 if (data != null) { 1669 InstallArgs args = data.args; 1670 PackageInstalledInfo parentRes = data.res; 1671 1672 final boolean grantPermissions = (args.installFlags 1673 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1674 final boolean killApp = (args.installFlags 1675 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1676 final boolean virtualPreload = ((args.installFlags 1677 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1678 final String[] grantedPermissions = args.installGrantPermissions; 1679 1680 // Handle the parent package 1681 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1682 virtualPreload, grantedPermissions, didRestore, 1683 args.installerPackageName, args.observer); 1684 1685 // Handle the child packages 1686 final int childCount = (parentRes.addedChildPackages != null) 1687 ? parentRes.addedChildPackages.size() : 0; 1688 for (int i = 0; i < childCount; i++) { 1689 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1690 handlePackagePostInstall(childRes, grantPermissions, killApp, 1691 virtualPreload, grantedPermissions, false /*didRestore*/, 1692 args.installerPackageName, args.observer); 1693 } 1694 1695 // Log tracing if needed 1696 if (args.traceMethod != null) { 1697 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1698 args.traceCookie); 1699 } 1700 } else { 1701 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1702 } 1703 1704 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1705 } break; 1706 case WRITE_SETTINGS: { 1707 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1708 synchronized (mPackages) { 1709 removeMessages(WRITE_SETTINGS); 1710 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1711 mSettings.writeLPr(); 1712 mDirtyUsers.clear(); 1713 } 1714 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1715 } break; 1716 case WRITE_PACKAGE_RESTRICTIONS: { 1717 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1718 synchronized (mPackages) { 1719 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1720 for (int userId : mDirtyUsers) { 1721 mSettings.writePackageRestrictionsLPr(userId); 1722 } 1723 mDirtyUsers.clear(); 1724 } 1725 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1726 } break; 1727 case WRITE_PACKAGE_LIST: { 1728 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1729 synchronized (mPackages) { 1730 removeMessages(WRITE_PACKAGE_LIST); 1731 mSettings.writePackageListLPr(msg.arg1); 1732 } 1733 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1734 } break; 1735 case CHECK_PENDING_VERIFICATION: { 1736 final int verificationId = msg.arg1; 1737 final PackageVerificationState state = mPendingVerification.get(verificationId); 1738 1739 if ((state != null) && !state.timeoutExtended()) { 1740 final InstallArgs args = state.getInstallArgs(); 1741 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1742 1743 Slog.i(TAG, "Verification timed out for " + originUri); 1744 mPendingVerification.remove(verificationId); 1745 1746 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1747 1748 final UserHandle user = args.getUser(); 1749 if (getDefaultVerificationResponse(user) 1750 == PackageManager.VERIFICATION_ALLOW) { 1751 Slog.i(TAG, "Continuing with installation of " + originUri); 1752 state.setVerifierResponse(Binder.getCallingUid(), 1753 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1754 broadcastPackageVerified(verificationId, originUri, 1755 PackageManager.VERIFICATION_ALLOW, user); 1756 try { 1757 ret = args.copyApk(mContainerService, true); 1758 } catch (RemoteException e) { 1759 Slog.e(TAG, "Could not contact the ContainerService"); 1760 } 1761 } else { 1762 broadcastPackageVerified(verificationId, originUri, 1763 PackageManager.VERIFICATION_REJECT, user); 1764 } 1765 1766 Trace.asyncTraceEnd( 1767 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1768 1769 processPendingInstall(args, ret); 1770 mHandler.sendEmptyMessage(MCS_UNBIND); 1771 } 1772 break; 1773 } 1774 case PACKAGE_VERIFIED: { 1775 final int verificationId = msg.arg1; 1776 1777 final PackageVerificationState state = mPendingVerification.get(verificationId); 1778 if (state == null) { 1779 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1780 break; 1781 } 1782 1783 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1784 1785 state.setVerifierResponse(response.callerUid, response.code); 1786 1787 if (state.isVerificationComplete()) { 1788 mPendingVerification.remove(verificationId); 1789 1790 final InstallArgs args = state.getInstallArgs(); 1791 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1792 1793 int ret; 1794 if (state.isInstallAllowed()) { 1795 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1796 broadcastPackageVerified(verificationId, originUri, 1797 response.code, state.getInstallArgs().getUser()); 1798 try { 1799 ret = args.copyApk(mContainerService, true); 1800 } catch (RemoteException e) { 1801 Slog.e(TAG, "Could not contact the ContainerService"); 1802 } 1803 } else { 1804 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1805 } 1806 1807 Trace.asyncTraceEnd( 1808 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1809 1810 processPendingInstall(args, ret); 1811 mHandler.sendEmptyMessage(MCS_UNBIND); 1812 } 1813 1814 break; 1815 } 1816 case START_INTENT_FILTER_VERIFICATIONS: { 1817 IFVerificationParams params = (IFVerificationParams) msg.obj; 1818 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1819 params.replacing, params.pkg); 1820 break; 1821 } 1822 case INTENT_FILTER_VERIFIED: { 1823 final int verificationId = msg.arg1; 1824 1825 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1826 verificationId); 1827 if (state == null) { 1828 Slog.w(TAG, "Invalid IntentFilter verification token " 1829 + verificationId + " received"); 1830 break; 1831 } 1832 1833 final int userId = state.getUserId(); 1834 1835 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1836 "Processing IntentFilter verification with token:" 1837 + verificationId + " and userId:" + userId); 1838 1839 final IntentFilterVerificationResponse response = 1840 (IntentFilterVerificationResponse) msg.obj; 1841 1842 state.setVerifierResponse(response.callerUid, response.code); 1843 1844 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1845 "IntentFilter verification with token:" + verificationId 1846 + " and userId:" + userId 1847 + " is settings verifier response with response code:" 1848 + response.code); 1849 1850 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1851 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1852 + response.getFailedDomainsString()); 1853 } 1854 1855 if (state.isVerificationComplete()) { 1856 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1857 } else { 1858 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1859 "IntentFilter verification with token:" + verificationId 1860 + " was not said to be complete"); 1861 } 1862 1863 break; 1864 } 1865 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1866 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1867 mInstantAppResolverConnection, 1868 (InstantAppRequest) msg.obj, 1869 mInstantAppInstallerActivity, 1870 mHandler); 1871 } 1872 } 1873 } 1874 } 1875 1876 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1877 @Override 1878 public void onGidsChanged(int appId, int userId) { 1879 mHandler.post(new Runnable() { 1880 @Override 1881 public void run() { 1882 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1883 } 1884 }); 1885 } 1886 @Override 1887 public void onPermissionGranted(int uid, int userId) { 1888 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1889 1890 // Not critical; if this is lost, the application has to request again. 1891 synchronized (mPackages) { 1892 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1893 } 1894 } 1895 @Override 1896 public void onInstallPermissionGranted() { 1897 synchronized (mPackages) { 1898 scheduleWriteSettingsLocked(); 1899 } 1900 } 1901 @Override 1902 public void onPermissionRevoked(int uid, int userId) { 1903 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1904 1905 synchronized (mPackages) { 1906 // Critical; after this call the application should never have the permission 1907 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1908 } 1909 1910 final int appId = UserHandle.getAppId(uid); 1911 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1912 } 1913 @Override 1914 public void onInstallPermissionRevoked() { 1915 synchronized (mPackages) { 1916 scheduleWriteSettingsLocked(); 1917 } 1918 } 1919 @Override 1920 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1921 synchronized (mPackages) { 1922 for (int userId : updatedUserIds) { 1923 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1924 } 1925 } 1926 } 1927 @Override 1928 public void onInstallPermissionUpdated() { 1929 synchronized (mPackages) { 1930 scheduleWriteSettingsLocked(); 1931 } 1932 } 1933 @Override 1934 public void onPermissionRemoved() { 1935 synchronized (mPackages) { 1936 mSettings.writeLPr(); 1937 } 1938 } 1939 }; 1940 1941 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1942 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1943 boolean launchedForRestore, String installerPackage, 1944 IPackageInstallObserver2 installObserver) { 1945 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1946 // Send the removed broadcasts 1947 if (res.removedInfo != null) { 1948 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1949 } 1950 1951 // Now that we successfully installed the package, grant runtime 1952 // permissions if requested before broadcasting the install. Also 1953 // for legacy apps in permission review mode we clear the permission 1954 // review flag which is used to emulate runtime permissions for 1955 // legacy apps. 1956 if (grantPermissions) { 1957 final int callingUid = Binder.getCallingUid(); 1958 mPermissionManager.grantRequestedRuntimePermissions( 1959 res.pkg, res.newUsers, grantedPermissions, callingUid, 1960 mPermissionCallback); 1961 } 1962 1963 final boolean update = res.removedInfo != null 1964 && res.removedInfo.removedPackage != null; 1965 final String installerPackageName = 1966 res.installerPackageName != null 1967 ? res.installerPackageName 1968 : res.removedInfo != null 1969 ? res.removedInfo.installerPackageName 1970 : null; 1971 1972 // If this is the first time we have child packages for a disabled privileged 1973 // app that had no children, we grant requested runtime permissions to the new 1974 // children if the parent on the system image had them already granted. 1975 if (res.pkg.parentPackage != null) { 1976 final int callingUid = Binder.getCallingUid(); 1977 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1978 res.pkg, callingUid, mPermissionCallback); 1979 } 1980 1981 synchronized (mPackages) { 1982 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1983 } 1984 1985 final String packageName = res.pkg.applicationInfo.packageName; 1986 1987 // Determine the set of users who are adding this package for 1988 // the first time vs. those who are seeing an update. 1989 int[] firstUserIds = EMPTY_INT_ARRAY; 1990 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1991 int[] updateUserIds = EMPTY_INT_ARRAY; 1992 int[] instantUserIds = EMPTY_INT_ARRAY; 1993 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1994 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1995 for (int newUser : res.newUsers) { 1996 final boolean isInstantApp = ps.getInstantApp(newUser); 1997 if (allNewUsers) { 1998 if (isInstantApp) { 1999 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2000 } else { 2001 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2002 } 2003 continue; 2004 } 2005 boolean isNew = true; 2006 for (int origUser : res.origUsers) { 2007 if (origUser == newUser) { 2008 isNew = false; 2009 break; 2010 } 2011 } 2012 if (isNew) { 2013 if (isInstantApp) { 2014 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2015 } else { 2016 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2017 } 2018 } else { 2019 if (isInstantApp) { 2020 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2021 } else { 2022 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2023 } 2024 } 2025 } 2026 2027 // Send installed broadcasts if the package is not a static shared lib. 2028 if (res.pkg.staticSharedLibName == null) { 2029 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2030 2031 // Send added for users that see the package for the first time 2032 // sendPackageAddedForNewUsers also deals with system apps 2033 int appId = UserHandle.getAppId(res.uid); 2034 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2035 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2036 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2037 2038 // Send added for users that don't see the package for the first time 2039 Bundle extras = new Bundle(1); 2040 extras.putInt(Intent.EXTRA_UID, res.uid); 2041 if (update) { 2042 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2043 } 2044 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2045 extras, 0 /*flags*/, 2046 null /*targetPackage*/, null /*finishedReceiver*/, 2047 updateUserIds, instantUserIds); 2048 if (installerPackageName != null) { 2049 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2050 extras, 0 /*flags*/, 2051 installerPackageName, null /*finishedReceiver*/, 2052 updateUserIds, instantUserIds); 2053 } 2054 2055 // Send replaced for users that don't see the package for the first time 2056 if (update) { 2057 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2058 packageName, extras, 0 /*flags*/, 2059 null /*targetPackage*/, null /*finishedReceiver*/, 2060 updateUserIds, instantUserIds); 2061 if (installerPackageName != null) { 2062 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2063 extras, 0 /*flags*/, 2064 installerPackageName, null /*finishedReceiver*/, 2065 updateUserIds, instantUserIds); 2066 } 2067 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2068 null /*package*/, null /*extras*/, 0 /*flags*/, 2069 packageName /*targetPackage*/, 2070 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2071 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2072 // First-install and we did a restore, so we're responsible for the 2073 // first-launch broadcast. 2074 if (DEBUG_BACKUP) { 2075 Slog.i(TAG, "Post-restore of " + packageName 2076 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2077 } 2078 sendFirstLaunchBroadcast(packageName, installerPackage, 2079 firstUserIds, firstInstantUserIds); 2080 } 2081 2082 // Send broadcast package appeared if forward locked/external for all users 2083 // treat asec-hosted packages like removable media on upgrade 2084 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2085 if (DEBUG_INSTALL) { 2086 Slog.i(TAG, "upgrading pkg " + res.pkg 2087 + " is ASEC-hosted -> AVAILABLE"); 2088 } 2089 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2090 ArrayList<String> pkgList = new ArrayList<>(1); 2091 pkgList.add(packageName); 2092 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2093 } 2094 } 2095 2096 // Work that needs to happen on first install within each user 2097 if (firstUserIds != null && firstUserIds.length > 0) { 2098 synchronized (mPackages) { 2099 for (int userId : firstUserIds) { 2100 // If this app is a browser and it's newly-installed for some 2101 // users, clear any default-browser state in those users. The 2102 // app's nature doesn't depend on the user, so we can just check 2103 // its browser nature in any user and generalize. 2104 if (packageIsBrowser(packageName, userId)) { 2105 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2106 } 2107 2108 // We may also need to apply pending (restored) runtime 2109 // permission grants within these users. 2110 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2111 } 2112 } 2113 } 2114 2115 if (allNewUsers && !update) { 2116 notifyPackageAdded(packageName); 2117 } 2118 2119 // Log current value of "unknown sources" setting 2120 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2121 getUnknownSourcesSettings()); 2122 2123 // Remove the replaced package's older resources safely now 2124 // We delete after a gc for applications on sdcard. 2125 if (res.removedInfo != null && res.removedInfo.args != null) { 2126 Runtime.getRuntime().gc(); 2127 synchronized (mInstallLock) { 2128 res.removedInfo.args.doPostDeleteLI(true); 2129 } 2130 } else { 2131 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2132 // and not block here. 2133 VMRuntime.getRuntime().requestConcurrentGC(); 2134 } 2135 2136 // Notify DexManager that the package was installed for new users. 2137 // The updated users should already be indexed and the package code paths 2138 // should not change. 2139 // Don't notify the manager for ephemeral apps as they are not expected to 2140 // survive long enough to benefit of background optimizations. 2141 for (int userId : firstUserIds) { 2142 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2143 // There's a race currently where some install events may interleave with an uninstall. 2144 // This can lead to package info being null (b/36642664). 2145 if (info != null) { 2146 mDexManager.notifyPackageInstalled(info, userId); 2147 } 2148 } 2149 } 2150 2151 // If someone is watching installs - notify them 2152 if (installObserver != null) { 2153 try { 2154 Bundle extras = extrasForInstallResult(res); 2155 installObserver.onPackageInstalled(res.name, res.returnCode, 2156 res.returnMsg, extras); 2157 } catch (RemoteException e) { 2158 Slog.i(TAG, "Observer no longer exists."); 2159 } 2160 } 2161 } 2162 2163 private StorageEventListener mStorageListener = new StorageEventListener() { 2164 @Override 2165 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2166 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2167 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2168 final String volumeUuid = vol.getFsUuid(); 2169 2170 // Clean up any users or apps that were removed or recreated 2171 // while this volume was missing 2172 sUserManager.reconcileUsers(volumeUuid); 2173 reconcileApps(volumeUuid); 2174 2175 // Clean up any install sessions that expired or were 2176 // cancelled while this volume was missing 2177 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2178 2179 loadPrivatePackages(vol); 2180 2181 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2182 unloadPrivatePackages(vol); 2183 } 2184 } 2185 } 2186 2187 @Override 2188 public void onVolumeForgotten(String fsUuid) { 2189 if (TextUtils.isEmpty(fsUuid)) { 2190 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2191 return; 2192 } 2193 2194 // Remove any apps installed on the forgotten volume 2195 synchronized (mPackages) { 2196 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2197 for (PackageSetting ps : packages) { 2198 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2199 deletePackageVersioned(new VersionedPackage(ps.name, 2200 PackageManager.VERSION_CODE_HIGHEST), 2201 new LegacyPackageDeleteObserver(null).getBinder(), 2202 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2203 // Try very hard to release any references to this package 2204 // so we don't risk the system server being killed due to 2205 // open FDs 2206 AttributeCache.instance().removePackage(ps.name); 2207 } 2208 2209 mSettings.onVolumeForgotten(fsUuid); 2210 mSettings.writeLPr(); 2211 } 2212 } 2213 }; 2214 2215 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2216 Bundle extras = null; 2217 switch (res.returnCode) { 2218 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2219 extras = new Bundle(); 2220 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2221 res.origPermission); 2222 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2223 res.origPackage); 2224 break; 2225 } 2226 case PackageManager.INSTALL_SUCCEEDED: { 2227 extras = new Bundle(); 2228 extras.putBoolean(Intent.EXTRA_REPLACING, 2229 res.removedInfo != null && res.removedInfo.removedPackage != null); 2230 break; 2231 } 2232 } 2233 return extras; 2234 } 2235 2236 void scheduleWriteSettingsLocked() { 2237 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2238 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2239 } 2240 } 2241 2242 void scheduleWritePackageListLocked(int userId) { 2243 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2244 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2245 msg.arg1 = userId; 2246 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2247 } 2248 } 2249 2250 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2251 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2252 scheduleWritePackageRestrictionsLocked(userId); 2253 } 2254 2255 void scheduleWritePackageRestrictionsLocked(int userId) { 2256 final int[] userIds = (userId == UserHandle.USER_ALL) 2257 ? sUserManager.getUserIds() : new int[]{userId}; 2258 for (int nextUserId : userIds) { 2259 if (!sUserManager.exists(nextUserId)) return; 2260 mDirtyUsers.add(nextUserId); 2261 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2262 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2263 } 2264 } 2265 } 2266 2267 public static PackageManagerService main(Context context, Installer installer, 2268 boolean factoryTest, boolean onlyCore) { 2269 // Self-check for initial settings. 2270 PackageManagerServiceCompilerMapping.checkProperties(); 2271 2272 PackageManagerService m = new PackageManagerService(context, installer, 2273 factoryTest, onlyCore); 2274 m.enableSystemUserPackages(); 2275 ServiceManager.addService("package", m); 2276 final PackageManagerNative pmn = m.new PackageManagerNative(); 2277 ServiceManager.addService("package_native", pmn); 2278 return m; 2279 } 2280 2281 private void enableSystemUserPackages() { 2282 if (!UserManager.isSplitSystemUser()) { 2283 return; 2284 } 2285 // For system user, enable apps based on the following conditions: 2286 // - app is whitelisted or belong to one of these groups: 2287 // -- system app which has no launcher icons 2288 // -- system app which has INTERACT_ACROSS_USERS permission 2289 // -- system IME app 2290 // - app is not in the blacklist 2291 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2292 Set<String> enableApps = new ArraySet<>(); 2293 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2294 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2295 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2296 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2297 enableApps.addAll(wlApps); 2298 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2299 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2300 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2301 enableApps.removeAll(blApps); 2302 Log.i(TAG, "Applications installed for system user: " + enableApps); 2303 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2304 UserHandle.SYSTEM); 2305 final int allAppsSize = allAps.size(); 2306 synchronized (mPackages) { 2307 for (int i = 0; i < allAppsSize; i++) { 2308 String pName = allAps.get(i); 2309 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2310 // Should not happen, but we shouldn't be failing if it does 2311 if (pkgSetting == null) { 2312 continue; 2313 } 2314 boolean install = enableApps.contains(pName); 2315 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2316 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2317 + " for system user"); 2318 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2319 } 2320 } 2321 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2322 } 2323 } 2324 2325 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2326 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2327 Context.DISPLAY_SERVICE); 2328 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2329 } 2330 2331 /** 2332 * Requests that files preopted on a secondary system partition be copied to the data partition 2333 * if possible. Note that the actual copying of the files is accomplished by init for security 2334 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2335 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2336 */ 2337 private static void requestCopyPreoptedFiles() { 2338 final int WAIT_TIME_MS = 100; 2339 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2340 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2341 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2342 // We will wait for up to 100 seconds. 2343 final long timeStart = SystemClock.uptimeMillis(); 2344 final long timeEnd = timeStart + 100 * 1000; 2345 long timeNow = timeStart; 2346 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2347 try { 2348 Thread.sleep(WAIT_TIME_MS); 2349 } catch (InterruptedException e) { 2350 // Do nothing 2351 } 2352 timeNow = SystemClock.uptimeMillis(); 2353 if (timeNow > timeEnd) { 2354 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2355 Slog.wtf(TAG, "cppreopt did not finish!"); 2356 break; 2357 } 2358 } 2359 2360 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2361 } 2362 } 2363 2364 public PackageManagerService(Context context, Installer installer, 2365 boolean factoryTest, boolean onlyCore) { 2366 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2367 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2368 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2369 SystemClock.uptimeMillis()); 2370 2371 if (mSdkVersion <= 0) { 2372 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2373 } 2374 2375 mContext = context; 2376 2377 mFactoryTest = factoryTest; 2378 mOnlyCore = onlyCore; 2379 mMetrics = new DisplayMetrics(); 2380 mInstaller = installer; 2381 2382 // Create sub-components that provide services / data. Order here is important. 2383 synchronized (mInstallLock) { 2384 synchronized (mPackages) { 2385 // Expose private service for system components to use. 2386 LocalServices.addService( 2387 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2388 sUserManager = new UserManagerService(context, this, 2389 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2390 mPermissionManager = PermissionManagerService.create(context, 2391 new DefaultPermissionGrantedCallback() { 2392 @Override 2393 public void onDefaultRuntimePermissionsGranted(int userId) { 2394 synchronized(mPackages) { 2395 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2396 } 2397 } 2398 }, mPackages /*externalLock*/); 2399 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2400 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2401 } 2402 } 2403 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2404 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2405 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2406 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2407 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2408 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2409 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2410 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2411 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2412 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2413 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2414 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2415 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2416 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2417 2418 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2419 if (separateProcesses != null && separateProcesses.length() > 0) { 2420 if ("*".equals(separateProcesses)) { 2421 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2422 mSeparateProcesses = null; 2423 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2424 } else { 2425 mDefParseFlags = 0; 2426 mSeparateProcesses = separateProcesses.split(","); 2427 Slog.w(TAG, "Running with debug.separate_processes: " 2428 + separateProcesses); 2429 } 2430 } else { 2431 mDefParseFlags = 0; 2432 mSeparateProcesses = null; 2433 } 2434 2435 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2436 "*dexopt*"); 2437 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2438 installer, mInstallLock); 2439 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2440 dexManagerListener); 2441 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2442 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2443 2444 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2445 FgThread.get().getLooper()); 2446 2447 getDefaultDisplayMetrics(context, mMetrics); 2448 2449 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2450 SystemConfig systemConfig = SystemConfig.getInstance(); 2451 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2452 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2453 2454 mProtectedPackages = new ProtectedPackages(mContext); 2455 2456 synchronized (mInstallLock) { 2457 // writer 2458 synchronized (mPackages) { 2459 mHandlerThread = new ServiceThread(TAG, 2460 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2461 mHandlerThread.start(); 2462 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2463 mProcessLoggingHandler = new ProcessLoggingHandler(); 2464 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2465 mInstantAppRegistry = new InstantAppRegistry(this); 2466 2467 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2468 final int builtInLibCount = libConfig.size(); 2469 for (int i = 0; i < builtInLibCount; i++) { 2470 String name = libConfig.keyAt(i); 2471 String path = libConfig.valueAt(i); 2472 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2473 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2474 } 2475 2476 SELinuxMMAC.readInstallPolicy(); 2477 2478 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2479 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2480 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2481 2482 // Clean up orphaned packages for which the code path doesn't exist 2483 // and they are an update to a system app - caused by bug/32321269 2484 final int packageSettingCount = mSettings.mPackages.size(); 2485 for (int i = packageSettingCount - 1; i >= 0; i--) { 2486 PackageSetting ps = mSettings.mPackages.valueAt(i); 2487 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2488 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2489 mSettings.mPackages.removeAt(i); 2490 mSettings.enableSystemPackageLPw(ps.name); 2491 } 2492 } 2493 2494 if (mFirstBoot) { 2495 requestCopyPreoptedFiles(); 2496 } 2497 2498 String customResolverActivity = Resources.getSystem().getString( 2499 R.string.config_customResolverActivity); 2500 if (TextUtils.isEmpty(customResolverActivity)) { 2501 customResolverActivity = null; 2502 } else { 2503 mCustomResolverComponentName = ComponentName.unflattenFromString( 2504 customResolverActivity); 2505 } 2506 2507 long startTime = SystemClock.uptimeMillis(); 2508 2509 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2510 startTime); 2511 2512 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2513 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2514 2515 if (bootClassPath == null) { 2516 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2517 } 2518 2519 if (systemServerClassPath == null) { 2520 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2521 } 2522 2523 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2524 2525 final VersionInfo ver = mSettings.getInternalVersion(); 2526 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2527 if (mIsUpgrade) { 2528 logCriticalInfo(Log.INFO, 2529 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2530 } 2531 2532 // when upgrading from pre-M, promote system app permissions from install to runtime 2533 mPromoteSystemApps = 2534 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2535 2536 // When upgrading from pre-N, we need to handle package extraction like first boot, 2537 // as there is no profiling data available. 2538 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2539 2540 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2541 2542 // save off the names of pre-existing system packages prior to scanning; we don't 2543 // want to automatically grant runtime permissions for new system apps 2544 if (mPromoteSystemApps) { 2545 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2546 while (pkgSettingIter.hasNext()) { 2547 PackageSetting ps = pkgSettingIter.next(); 2548 if (isSystemApp(ps)) { 2549 mExistingSystemPackages.add(ps.name); 2550 } 2551 } 2552 } 2553 2554 mCacheDir = preparePackageParserCache(mIsUpgrade); 2555 2556 // Set flag to monitor and not change apk file paths when 2557 // scanning install directories. 2558 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2559 2560 if (mIsUpgrade || mFirstBoot) { 2561 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2562 } 2563 2564 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2565 // For security and version matching reason, only consider 2566 // overlay packages if they reside in the right directory. 2567 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2568 mDefParseFlags 2569 | PackageParser.PARSE_IS_SYSTEM_DIR, 2570 scanFlags 2571 | SCAN_AS_SYSTEM 2572 | SCAN_AS_VENDOR, 2573 0); 2574 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2575 mDefParseFlags 2576 | PackageParser.PARSE_IS_SYSTEM_DIR, 2577 scanFlags 2578 | SCAN_AS_SYSTEM 2579 | SCAN_AS_PRODUCT, 2580 0); 2581 2582 mParallelPackageParserCallback.findStaticOverlayPackages(); 2583 2584 // Find base frameworks (resource packages without code). 2585 scanDirTracedLI(frameworkDir, 2586 mDefParseFlags 2587 | PackageParser.PARSE_IS_SYSTEM_DIR, 2588 scanFlags 2589 | SCAN_NO_DEX 2590 | SCAN_AS_SYSTEM 2591 | SCAN_AS_PRIVILEGED, 2592 0); 2593 2594 // Collect privileged system packages. 2595 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2596 scanDirTracedLI(privilegedAppDir, 2597 mDefParseFlags 2598 | PackageParser.PARSE_IS_SYSTEM_DIR, 2599 scanFlags 2600 | SCAN_AS_SYSTEM 2601 | SCAN_AS_PRIVILEGED, 2602 0); 2603 2604 // Collect ordinary system packages. 2605 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2606 scanDirTracedLI(systemAppDir, 2607 mDefParseFlags 2608 | PackageParser.PARSE_IS_SYSTEM_DIR, 2609 scanFlags 2610 | SCAN_AS_SYSTEM, 2611 0); 2612 2613 // Collect privileged vendor packages. 2614 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2615 try { 2616 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2617 } catch (IOException e) { 2618 // failed to look up canonical path, continue with original one 2619 } 2620 scanDirTracedLI(privilegedVendorAppDir, 2621 mDefParseFlags 2622 | PackageParser.PARSE_IS_SYSTEM_DIR, 2623 scanFlags 2624 | SCAN_AS_SYSTEM 2625 | SCAN_AS_VENDOR 2626 | SCAN_AS_PRIVILEGED, 2627 0); 2628 2629 // Collect ordinary vendor packages. 2630 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2631 try { 2632 vendorAppDir = vendorAppDir.getCanonicalFile(); 2633 } catch (IOException e) { 2634 // failed to look up canonical path, continue with original one 2635 } 2636 scanDirTracedLI(vendorAppDir, 2637 mDefParseFlags 2638 | PackageParser.PARSE_IS_SYSTEM_DIR, 2639 scanFlags 2640 | SCAN_AS_SYSTEM 2641 | SCAN_AS_VENDOR, 2642 0); 2643 2644 // Collect privileged odm packages. /odm is another vendor partition 2645 // other than /vendor. 2646 File privilegedOdmAppDir = new File(Environment.getOdmDirectory(), 2647 "priv-app"); 2648 try { 2649 privilegedOdmAppDir = privilegedOdmAppDir.getCanonicalFile(); 2650 } catch (IOException e) { 2651 // failed to look up canonical path, continue with original one 2652 } 2653 scanDirTracedLI(privilegedOdmAppDir, 2654 mDefParseFlags 2655 | PackageParser.PARSE_IS_SYSTEM_DIR, 2656 scanFlags 2657 | SCAN_AS_SYSTEM 2658 | SCAN_AS_VENDOR 2659 | SCAN_AS_PRIVILEGED, 2660 0); 2661 2662 // Collect ordinary odm packages. /odm is another vendor partition 2663 // other than /vendor. 2664 File odmAppDir = new File(Environment.getOdmDirectory(), "app"); 2665 try { 2666 odmAppDir = odmAppDir.getCanonicalFile(); 2667 } catch (IOException e) { 2668 // failed to look up canonical path, continue with original one 2669 } 2670 scanDirTracedLI(odmAppDir, 2671 mDefParseFlags 2672 | PackageParser.PARSE_IS_SYSTEM_DIR, 2673 scanFlags 2674 | SCAN_AS_SYSTEM 2675 | SCAN_AS_VENDOR, 2676 0); 2677 2678 // Collect all OEM packages. 2679 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2680 scanDirTracedLI(oemAppDir, 2681 mDefParseFlags 2682 | PackageParser.PARSE_IS_SYSTEM_DIR, 2683 scanFlags 2684 | SCAN_AS_SYSTEM 2685 | SCAN_AS_OEM, 2686 0); 2687 2688 // Collected privileged product packages. 2689 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2690 try { 2691 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2692 } catch (IOException e) { 2693 // failed to look up canonical path, continue with original one 2694 } 2695 scanDirTracedLI(privilegedProductAppDir, 2696 mDefParseFlags 2697 | PackageParser.PARSE_IS_SYSTEM_DIR, 2698 scanFlags 2699 | SCAN_AS_SYSTEM 2700 | SCAN_AS_PRODUCT 2701 | SCAN_AS_PRIVILEGED, 2702 0); 2703 2704 // Collect ordinary product packages. 2705 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2706 try { 2707 productAppDir = productAppDir.getCanonicalFile(); 2708 } catch (IOException e) { 2709 // failed to look up canonical path, continue with original one 2710 } 2711 scanDirTracedLI(productAppDir, 2712 mDefParseFlags 2713 | PackageParser.PARSE_IS_SYSTEM_DIR, 2714 scanFlags 2715 | SCAN_AS_SYSTEM 2716 | SCAN_AS_PRODUCT, 2717 0); 2718 2719 // Prune any system packages that no longer exist. 2720 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2721 // Stub packages must either be replaced with full versions in the /data 2722 // partition or be disabled. 2723 final List<String> stubSystemApps = new ArrayList<>(); 2724 if (!mOnlyCore) { 2725 // do this first before mucking with mPackages for the "expecting better" case 2726 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2727 while (pkgIterator.hasNext()) { 2728 final PackageParser.Package pkg = pkgIterator.next(); 2729 if (pkg.isStub) { 2730 stubSystemApps.add(pkg.packageName); 2731 } 2732 } 2733 2734 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2735 while (psit.hasNext()) { 2736 PackageSetting ps = psit.next(); 2737 2738 /* 2739 * If this is not a system app, it can't be a 2740 * disable system app. 2741 */ 2742 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2743 continue; 2744 } 2745 2746 /* 2747 * If the package is scanned, it's not erased. 2748 */ 2749 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2750 if (scannedPkg != null) { 2751 /* 2752 * If the system app is both scanned and in the 2753 * disabled packages list, then it must have been 2754 * added via OTA. Remove it from the currently 2755 * scanned package so the previously user-installed 2756 * application can be scanned. 2757 */ 2758 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2759 logCriticalInfo(Log.WARN, 2760 "Expecting better updated system app for " + ps.name 2761 + "; removing system app. Last known" 2762 + " codePath=" + ps.codePathString 2763 + ", versionCode=" + ps.versionCode 2764 + "; scanned versionCode=" + scannedPkg.getLongVersionCode()); 2765 removePackageLI(scannedPkg, true); 2766 mExpectingBetter.put(ps.name, ps.codePath); 2767 } 2768 2769 continue; 2770 } 2771 2772 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2773 psit.remove(); 2774 logCriticalInfo(Log.WARN, "System package " + ps.name 2775 + " no longer exists; it's data will be wiped"); 2776 // Actual deletion of code and data will be handled by later 2777 // reconciliation step 2778 } else { 2779 // we still have a disabled system package, but, it still might have 2780 // been removed. check the code path still exists and check there's 2781 // still a package. the latter can happen if an OTA keeps the same 2782 // code path, but, changes the package name. 2783 final PackageSetting disabledPs = 2784 mSettings.getDisabledSystemPkgLPr(ps.name); 2785 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2786 || disabledPs.pkg == null) { 2787 possiblyDeletedUpdatedSystemApps.add(ps.name); 2788 } 2789 } 2790 } 2791 } 2792 2793 //delete tmp files 2794 deleteTempPackageFiles(); 2795 2796 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2797 2798 // Remove any shared userIDs that have no associated packages 2799 mSettings.pruneSharedUsersLPw(); 2800 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2801 final int systemPackagesCount = mPackages.size(); 2802 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2803 + " ms, packageCount: " + systemPackagesCount 2804 + " , timePerPackage: " 2805 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2806 + " , cached: " + cachedSystemApps); 2807 if (mIsUpgrade && systemPackagesCount > 0) { 2808 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2809 ((int) systemScanTime) / systemPackagesCount); 2810 } 2811 if (!mOnlyCore) { 2812 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2813 SystemClock.uptimeMillis()); 2814 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2815 2816 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2817 | PackageParser.PARSE_FORWARD_LOCK, 2818 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2819 2820 // Remove disable package settings for updated system apps that were 2821 // removed via an OTA. If the update is no longer present, remove the 2822 // app completely. Otherwise, revoke their system privileges. 2823 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2824 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2825 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2826 final String msg; 2827 if (deletedPkg == null) { 2828 // should have found an update, but, we didn't; remove everything 2829 msg = "Updated system package " + deletedAppName 2830 + " no longer exists; removing its data"; 2831 // Actual deletion of code and data will be handled by later 2832 // reconciliation step 2833 } else { 2834 // found an update; revoke system privileges 2835 msg = "Updated system package + " + deletedAppName 2836 + " no longer exists; revoking system privileges"; 2837 2838 // Don't do anything if a stub is removed from the system image. If 2839 // we were to remove the uncompressed version from the /data partition, 2840 // this is where it'd be done. 2841 2842 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2843 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2844 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2845 } 2846 logCriticalInfo(Log.WARN, msg); 2847 } 2848 2849 /* 2850 * Make sure all system apps that we expected to appear on 2851 * the userdata partition actually showed up. If they never 2852 * appeared, crawl back and revive the system version. 2853 */ 2854 for (int i = 0; i < mExpectingBetter.size(); i++) { 2855 final String packageName = mExpectingBetter.keyAt(i); 2856 if (!mPackages.containsKey(packageName)) { 2857 final File scanFile = mExpectingBetter.valueAt(i); 2858 2859 logCriticalInfo(Log.WARN, "Expected better " + packageName 2860 + " but never showed up; reverting to system"); 2861 2862 final @ParseFlags int reparseFlags; 2863 final @ScanFlags int rescanFlags; 2864 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2865 reparseFlags = 2866 mDefParseFlags | 2867 PackageParser.PARSE_IS_SYSTEM_DIR; 2868 rescanFlags = 2869 scanFlags 2870 | SCAN_AS_SYSTEM 2871 | SCAN_AS_PRIVILEGED; 2872 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2873 reparseFlags = 2874 mDefParseFlags | 2875 PackageParser.PARSE_IS_SYSTEM_DIR; 2876 rescanFlags = 2877 scanFlags 2878 | SCAN_AS_SYSTEM; 2879 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile) 2880 || FileUtils.contains(privilegedOdmAppDir, scanFile)) { 2881 reparseFlags = 2882 mDefParseFlags | 2883 PackageParser.PARSE_IS_SYSTEM_DIR; 2884 rescanFlags = 2885 scanFlags 2886 | SCAN_AS_SYSTEM 2887 | SCAN_AS_VENDOR 2888 | SCAN_AS_PRIVILEGED; 2889 } else if (FileUtils.contains(vendorAppDir, scanFile) 2890 || FileUtils.contains(odmAppDir, scanFile)) { 2891 reparseFlags = 2892 mDefParseFlags | 2893 PackageParser.PARSE_IS_SYSTEM_DIR; 2894 rescanFlags = 2895 scanFlags 2896 | SCAN_AS_SYSTEM 2897 | SCAN_AS_VENDOR; 2898 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2899 reparseFlags = 2900 mDefParseFlags | 2901 PackageParser.PARSE_IS_SYSTEM_DIR; 2902 rescanFlags = 2903 scanFlags 2904 | SCAN_AS_SYSTEM 2905 | SCAN_AS_OEM; 2906 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2907 reparseFlags = 2908 mDefParseFlags | 2909 PackageParser.PARSE_IS_SYSTEM_DIR; 2910 rescanFlags = 2911 scanFlags 2912 | SCAN_AS_SYSTEM 2913 | SCAN_AS_PRODUCT 2914 | SCAN_AS_PRIVILEGED; 2915 } else if (FileUtils.contains(productAppDir, scanFile)) { 2916 reparseFlags = 2917 mDefParseFlags | 2918 PackageParser.PARSE_IS_SYSTEM_DIR; 2919 rescanFlags = 2920 scanFlags 2921 | SCAN_AS_SYSTEM 2922 | SCAN_AS_PRODUCT; 2923 } else { 2924 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2925 continue; 2926 } 2927 2928 mSettings.enableSystemPackageLPw(packageName); 2929 2930 try { 2931 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2932 } catch (PackageManagerException e) { 2933 Slog.e(TAG, "Failed to parse original system package: " 2934 + e.getMessage()); 2935 } 2936 } 2937 } 2938 2939 // Uncompress and install any stubbed system applications. 2940 // This must be done last to ensure all stubs are replaced or disabled. 2941 decompressSystemApplications(stubSystemApps, scanFlags); 2942 2943 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2944 - cachedSystemApps; 2945 2946 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2947 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2948 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2949 + " ms, packageCount: " + dataPackagesCount 2950 + " , timePerPackage: " 2951 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2952 + " , cached: " + cachedNonSystemApps); 2953 if (mIsUpgrade && dataPackagesCount > 0) { 2954 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2955 ((int) dataScanTime) / dataPackagesCount); 2956 } 2957 } 2958 mExpectingBetter.clear(); 2959 2960 // Resolve the storage manager. 2961 mStorageManagerPackage = getStorageManagerPackageName(); 2962 2963 // Resolve protected action filters. Only the setup wizard is allowed to 2964 // have a high priority filter for these actions. 2965 mSetupWizardPackage = getSetupWizardPackageName(); 2966 if (mProtectedFilters.size() > 0) { 2967 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2968 Slog.i(TAG, "No setup wizard;" 2969 + " All protected intents capped to priority 0"); 2970 } 2971 for (ActivityIntentInfo filter : mProtectedFilters) { 2972 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2973 if (DEBUG_FILTERS) { 2974 Slog.i(TAG, "Found setup wizard;" 2975 + " allow priority " + filter.getPriority() + ";" 2976 + " package: " + filter.activity.info.packageName 2977 + " activity: " + filter.activity.className 2978 + " priority: " + filter.getPriority()); 2979 } 2980 // skip setup wizard; allow it to keep the high priority filter 2981 continue; 2982 } 2983 if (DEBUG_FILTERS) { 2984 Slog.i(TAG, "Protected action; cap priority to 0;" 2985 + " package: " + filter.activity.info.packageName 2986 + " activity: " + filter.activity.className 2987 + " origPrio: " + filter.getPriority()); 2988 } 2989 filter.setPriority(0); 2990 } 2991 } 2992 2993 mSystemTextClassifierPackage = getSystemTextClassifierPackageName(); 2994 2995 mDeferProtectedFilters = false; 2996 mProtectedFilters.clear(); 2997 2998 // Now that we know all of the shared libraries, update all clients to have 2999 // the correct library paths. 3000 updateAllSharedLibrariesLPw(null); 3001 3002 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 3003 // NOTE: We ignore potential failures here during a system scan (like 3004 // the rest of the commands above) because there's precious little we 3005 // can do about it. A settings error is reported, though. 3006 final List<String> changedAbiCodePath = 3007 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 3008 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 3009 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 3010 final String codePathString = changedAbiCodePath.get(i); 3011 try { 3012 mInstaller.rmdex(codePathString, 3013 getDexCodeInstructionSet(getPreferredInstructionSet())); 3014 } catch (InstallerException ignored) { 3015 } 3016 } 3017 } 3018 // Adjust seInfo to ensure apps which share a sharedUserId are placed in the same 3019 // SELinux domain. 3020 setting.fixSeInfoLocked(); 3021 } 3022 3023 // Now that we know all the packages we are keeping, 3024 // read and update their last usage times. 3025 mPackageUsage.read(mPackages); 3026 mCompilerStats.read(); 3027 3028 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 3029 SystemClock.uptimeMillis()); 3030 Slog.i(TAG, "Time to scan packages: " 3031 + ((SystemClock.uptimeMillis()-startTime)/1000f) 3032 + " seconds"); 3033 3034 // If the platform SDK has changed since the last time we booted, 3035 // we need to re-grant app permission to catch any new ones that 3036 // appear. This is really a hack, and means that apps can in some 3037 // cases get permissions that the user didn't initially explicitly 3038 // allow... it would be nice to have some better way to handle 3039 // this situation. 3040 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 3041 if (sdkUpdated) { 3042 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3043 + mSdkVersion + "; regranting permissions for internal storage"); 3044 } 3045 mPermissionManager.updateAllPermissions( 3046 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3047 mPermissionCallback); 3048 ver.sdkVersion = mSdkVersion; 3049 3050 // If this is the first boot or an update from pre-M, and it is a normal 3051 // boot, then we need to initialize the default preferred apps across 3052 // all defined users. 3053 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3054 for (UserInfo user : sUserManager.getUsers(true)) { 3055 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3056 applyFactoryDefaultBrowserLPw(user.id); 3057 primeDomainVerificationsLPw(user.id); 3058 } 3059 } 3060 3061 // Prepare storage for system user really early during boot, 3062 // since core system apps like SettingsProvider and SystemUI 3063 // can't wait for user to start 3064 final int storageFlags; 3065 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3066 storageFlags = StorageManager.FLAG_STORAGE_DE; 3067 } else { 3068 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3069 } 3070 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3071 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3072 true /* onlyCoreApps */); 3073 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3074 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3075 Trace.TRACE_TAG_PACKAGE_MANAGER); 3076 traceLog.traceBegin("AppDataFixup"); 3077 try { 3078 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3079 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3080 } catch (InstallerException e) { 3081 Slog.w(TAG, "Trouble fixing GIDs", e); 3082 } 3083 traceLog.traceEnd(); 3084 3085 traceLog.traceBegin("AppDataPrepare"); 3086 if (deferPackages == null || deferPackages.isEmpty()) { 3087 return; 3088 } 3089 int count = 0; 3090 for (String pkgName : deferPackages) { 3091 PackageParser.Package pkg = null; 3092 synchronized (mPackages) { 3093 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3094 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3095 pkg = ps.pkg; 3096 } 3097 } 3098 if (pkg != null) { 3099 synchronized (mInstallLock) { 3100 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3101 true /* maybeMigrateAppData */); 3102 } 3103 count++; 3104 } 3105 } 3106 traceLog.traceEnd(); 3107 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3108 }, "prepareAppData"); 3109 3110 // If this is first boot after an OTA, and a normal boot, then 3111 // we need to clear code cache directories. 3112 // Note that we do *not* clear the application profiles. These remain valid 3113 // across OTAs and are used to drive profile verification (post OTA) and 3114 // profile compilation (without waiting to collect a fresh set of profiles). 3115 if (mIsUpgrade && !onlyCore) { 3116 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3117 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3118 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3119 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3120 // No apps are running this early, so no need to freeze 3121 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3122 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3123 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3124 } 3125 } 3126 ver.fingerprint = Build.FINGERPRINT; 3127 } 3128 3129 checkDefaultBrowser(); 3130 3131 // clear only after permissions and other defaults have been updated 3132 mExistingSystemPackages.clear(); 3133 mPromoteSystemApps = false; 3134 3135 // All the changes are done during package scanning. 3136 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3137 3138 // can downgrade to reader 3139 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3140 mSettings.writeLPr(); 3141 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3142 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3143 SystemClock.uptimeMillis()); 3144 3145 if (!mOnlyCore) { 3146 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3147 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3148 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3149 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3150 if (mIntentFilterVerifierComponent != null) { 3151 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3152 mIntentFilterVerifierComponent); 3153 } else { 3154 mIntentFilterVerifier = null; 3155 } 3156 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3157 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3158 SharedLibraryInfo.VERSION_UNDEFINED); 3159 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3160 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3161 SharedLibraryInfo.VERSION_UNDEFINED); 3162 } else { 3163 mRequiredVerifierPackage = null; 3164 mRequiredInstallerPackage = null; 3165 mRequiredUninstallerPackage = null; 3166 mIntentFilterVerifierComponent = null; 3167 mIntentFilterVerifier = null; 3168 mServicesSystemSharedLibraryPackageName = null; 3169 mSharedSystemSharedLibraryPackageName = null; 3170 } 3171 3172 mInstallerService = new PackageInstallerService(context, this); 3173 final Pair<ComponentName, String> instantAppResolverComponent = 3174 getInstantAppResolverLPr(); 3175 if (instantAppResolverComponent != null) { 3176 if (DEBUG_INSTANT) { 3177 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3178 } 3179 mInstantAppResolverConnection = new InstantAppResolverConnection( 3180 mContext, instantAppResolverComponent.first, 3181 instantAppResolverComponent.second); 3182 mInstantAppResolverSettingsComponent = 3183 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3184 } else { 3185 mInstantAppResolverConnection = null; 3186 mInstantAppResolverSettingsComponent = null; 3187 } 3188 updateInstantAppInstallerLocked(null); 3189 3190 // Read and update the usage of dex files. 3191 // Do this at the end of PM init so that all the packages have their 3192 // data directory reconciled. 3193 // At this point we know the code paths of the packages, so we can validate 3194 // the disk file and build the internal cache. 3195 // The usage file is expected to be small so loading and verifying it 3196 // should take a fairly small time compare to the other activities (e.g. package 3197 // scanning). 3198 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3199 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3200 for (int userId : currentUserIds) { 3201 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3202 } 3203 mDexManager.load(userPackages); 3204 if (mIsUpgrade) { 3205 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3206 (int) (SystemClock.uptimeMillis() - startTime)); 3207 } 3208 } // synchronized (mPackages) 3209 } // synchronized (mInstallLock) 3210 3211 // Now after opening every single application zip, make sure they 3212 // are all flushed. Not really needed, but keeps things nice and 3213 // tidy. 3214 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3215 Runtime.getRuntime().gc(); 3216 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3217 3218 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3219 FallbackCategoryProvider.loadFallbacks(); 3220 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3221 3222 // The initial scanning above does many calls into installd while 3223 // holding the mPackages lock, but we're mostly interested in yelling 3224 // once we have a booted system. 3225 mInstaller.setWarnIfHeld(mPackages); 3226 3227 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3228 } 3229 3230 /** 3231 * Uncompress and install stub applications. 3232 * <p>In order to save space on the system partition, some applications are shipped in a 3233 * compressed form. In addition the compressed bits for the full application, the 3234 * system image contains a tiny stub comprised of only the Android manifest. 3235 * <p>During the first boot, attempt to uncompress and install the full application. If 3236 * the application can't be installed for any reason, disable the stub and prevent 3237 * uncompressing the full application during future boots. 3238 * <p>In order to forcefully attempt an installation of a full application, go to app 3239 * settings and enable the application. 3240 */ 3241 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3242 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3243 final String pkgName = stubSystemApps.get(i); 3244 // skip if the system package is already disabled 3245 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3246 stubSystemApps.remove(i); 3247 continue; 3248 } 3249 // skip if the package isn't installed (?!); this should never happen 3250 final PackageParser.Package pkg = mPackages.get(pkgName); 3251 if (pkg == null) { 3252 stubSystemApps.remove(i); 3253 continue; 3254 } 3255 // skip if the package has been disabled by the user 3256 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3257 if (ps != null) { 3258 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3259 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3260 stubSystemApps.remove(i); 3261 continue; 3262 } 3263 } 3264 3265 if (DEBUG_COMPRESSION) { 3266 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3267 } 3268 3269 // uncompress the binary to its eventual destination on /data 3270 final File scanFile = decompressPackage(pkg); 3271 if (scanFile == null) { 3272 continue; 3273 } 3274 3275 // install the package to replace the stub on /system 3276 try { 3277 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3278 removePackageLI(pkg, true /*chatty*/); 3279 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3280 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3281 UserHandle.USER_SYSTEM, "android"); 3282 stubSystemApps.remove(i); 3283 continue; 3284 } catch (PackageManagerException e) { 3285 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3286 } 3287 3288 // any failed attempt to install the package will be cleaned up later 3289 } 3290 3291 // disable any stub still left; these failed to install the full application 3292 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3293 final String pkgName = stubSystemApps.get(i); 3294 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3295 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3296 UserHandle.USER_SYSTEM, "android"); 3297 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3298 } 3299 } 3300 3301 /** 3302 * Decompresses the given package on the system image onto 3303 * the /data partition. 3304 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3305 */ 3306 private File decompressPackage(PackageParser.Package pkg) { 3307 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3308 if (compressedFiles == null || compressedFiles.length == 0) { 3309 if (DEBUG_COMPRESSION) { 3310 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3311 } 3312 return null; 3313 } 3314 final File dstCodePath = 3315 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3316 int ret = PackageManager.INSTALL_SUCCEEDED; 3317 try { 3318 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3319 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3320 for (File srcFile : compressedFiles) { 3321 final String srcFileName = srcFile.getName(); 3322 final String dstFileName = srcFileName.substring( 3323 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3324 final File dstFile = new File(dstCodePath, dstFileName); 3325 ret = decompressFile(srcFile, dstFile); 3326 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3327 logCriticalInfo(Log.ERROR, "Failed to decompress" 3328 + "; pkg: " + pkg.packageName 3329 + ", file: " + dstFileName); 3330 break; 3331 } 3332 } 3333 } catch (ErrnoException e) { 3334 logCriticalInfo(Log.ERROR, "Failed to decompress" 3335 + "; pkg: " + pkg.packageName 3336 + ", err: " + e.errno); 3337 } 3338 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3339 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3340 NativeLibraryHelper.Handle handle = null; 3341 try { 3342 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3343 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3344 null /*abiOverride*/); 3345 } catch (IOException e) { 3346 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3347 + "; pkg: " + pkg.packageName); 3348 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3349 } finally { 3350 IoUtils.closeQuietly(handle); 3351 } 3352 } 3353 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3354 if (dstCodePath == null || !dstCodePath.exists()) { 3355 return null; 3356 } 3357 removeCodePathLI(dstCodePath); 3358 return null; 3359 } 3360 3361 return dstCodePath; 3362 } 3363 3364 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3365 // we're only interested in updating the installer appliction when 1) it's not 3366 // already set or 2) the modified package is the installer 3367 if (mInstantAppInstallerActivity != null 3368 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3369 .equals(modifiedPackage)) { 3370 return; 3371 } 3372 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3373 } 3374 3375 private static File preparePackageParserCache(boolean isUpgrade) { 3376 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3377 return null; 3378 } 3379 3380 // Disable package parsing on eng builds to allow for faster incremental development. 3381 if (Build.IS_ENG) { 3382 return null; 3383 } 3384 3385 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3386 Slog.i(TAG, "Disabling package parser cache due to system property."); 3387 return null; 3388 } 3389 3390 // The base directory for the package parser cache lives under /data/system/. 3391 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3392 "package_cache"); 3393 if (cacheBaseDir == null) { 3394 return null; 3395 } 3396 3397 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3398 // This also serves to "GC" unused entries when the package cache version changes (which 3399 // can only happen during upgrades). 3400 if (isUpgrade) { 3401 FileUtils.deleteContents(cacheBaseDir); 3402 } 3403 3404 3405 // Return the versioned package cache directory. This is something like 3406 // "/data/system/package_cache/1" 3407 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3408 3409 if (cacheDir == null) { 3410 // Something went wrong. Attempt to delete everything and return. 3411 Slog.wtf(TAG, "Cache directory cannot be created - wiping base dir " + cacheBaseDir); 3412 FileUtils.deleteContentsAndDir(cacheBaseDir); 3413 return null; 3414 } 3415 3416 // The following is a workaround to aid development on non-numbered userdebug 3417 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3418 // the system partition is newer. 3419 // 3420 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3421 // that starts with "eng." to signify that this is an engineering build and not 3422 // destined for release. 3423 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3424 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3425 3426 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3427 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3428 // in general and should not be used for production changes. In this specific case, 3429 // we know that they will work. 3430 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3431 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3432 FileUtils.deleteContents(cacheBaseDir); 3433 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3434 } 3435 } 3436 3437 return cacheDir; 3438 } 3439 3440 @Override 3441 public boolean isFirstBoot() { 3442 // allow instant applications 3443 return mFirstBoot; 3444 } 3445 3446 @Override 3447 public boolean isOnlyCoreApps() { 3448 // allow instant applications 3449 return mOnlyCore; 3450 } 3451 3452 @Override 3453 public boolean isUpgrade() { 3454 // allow instant applications 3455 // The system property allows testing ota flow when upgraded to the same image. 3456 return mIsUpgrade || SystemProperties.getBoolean( 3457 "persist.pm.mock-upgrade", false /* default */); 3458 } 3459 3460 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3461 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3462 3463 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3464 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3465 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3466 if (matches.size() == 1) { 3467 return matches.get(0).getComponentInfo().packageName; 3468 } else if (matches.size() == 0) { 3469 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3470 return null; 3471 } 3472 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3473 } 3474 3475 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3476 synchronized (mPackages) { 3477 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3478 if (libraryEntry == null) { 3479 throw new IllegalStateException("Missing required shared library:" + name); 3480 } 3481 return libraryEntry.apk; 3482 } 3483 } 3484 3485 private @NonNull String getRequiredInstallerLPr() { 3486 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3487 intent.addCategory(Intent.CATEGORY_DEFAULT); 3488 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3489 3490 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3491 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3492 UserHandle.USER_SYSTEM); 3493 if (matches.size() == 1) { 3494 ResolveInfo resolveInfo = matches.get(0); 3495 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3496 throw new RuntimeException("The installer must be a privileged app"); 3497 } 3498 return matches.get(0).getComponentInfo().packageName; 3499 } else { 3500 throw new RuntimeException("There must be exactly one installer; found " + matches); 3501 } 3502 } 3503 3504 private @NonNull String getRequiredUninstallerLPr() { 3505 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3506 intent.addCategory(Intent.CATEGORY_DEFAULT); 3507 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3508 3509 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3510 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3511 UserHandle.USER_SYSTEM); 3512 if (resolveInfo == null || 3513 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3514 throw new RuntimeException("There must be exactly one uninstaller; found " 3515 + resolveInfo); 3516 } 3517 return resolveInfo.getComponentInfo().packageName; 3518 } 3519 3520 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3521 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3522 3523 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3524 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3525 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3526 ResolveInfo best = null; 3527 final int N = matches.size(); 3528 for (int i = 0; i < N; i++) { 3529 final ResolveInfo cur = matches.get(i); 3530 final String packageName = cur.getComponentInfo().packageName; 3531 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3532 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3533 continue; 3534 } 3535 3536 if (best == null || cur.priority > best.priority) { 3537 best = cur; 3538 } 3539 } 3540 3541 if (best != null) { 3542 return best.getComponentInfo().getComponentName(); 3543 } 3544 Slog.w(TAG, "Intent filter verifier not found"); 3545 return null; 3546 } 3547 3548 @Override 3549 public @Nullable ComponentName getInstantAppResolverComponent() { 3550 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3551 return null; 3552 } 3553 synchronized (mPackages) { 3554 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3555 if (instantAppResolver == null) { 3556 return null; 3557 } 3558 return instantAppResolver.first; 3559 } 3560 } 3561 3562 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3563 final String[] packageArray = 3564 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3565 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3566 if (DEBUG_INSTANT) { 3567 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3568 } 3569 return null; 3570 } 3571 3572 final int callingUid = Binder.getCallingUid(); 3573 final int resolveFlags = 3574 MATCH_DIRECT_BOOT_AWARE 3575 | MATCH_DIRECT_BOOT_UNAWARE 3576 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3577 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3578 final Intent resolverIntent = new Intent(actionName); 3579 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3580 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3581 final int N = resolvers.size(); 3582 if (N == 0) { 3583 if (DEBUG_INSTANT) { 3584 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3585 } 3586 return null; 3587 } 3588 3589 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3590 for (int i = 0; i < N; i++) { 3591 final ResolveInfo info = resolvers.get(i); 3592 3593 if (info.serviceInfo == null) { 3594 continue; 3595 } 3596 3597 final String packageName = info.serviceInfo.packageName; 3598 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3599 if (DEBUG_INSTANT) { 3600 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3601 + " pkg: " + packageName + ", info:" + info); 3602 } 3603 continue; 3604 } 3605 3606 if (DEBUG_INSTANT) { 3607 Slog.v(TAG, "Ephemeral resolver found;" 3608 + " pkg: " + packageName + ", info:" + info); 3609 } 3610 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3611 } 3612 if (DEBUG_INSTANT) { 3613 Slog.v(TAG, "Ephemeral resolver NOT found"); 3614 } 3615 return null; 3616 } 3617 3618 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3619 String[] orderedActions = Build.IS_ENG 3620 ? new String[]{ 3621 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3622 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3623 : new String[]{ 3624 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3625 3626 final int resolveFlags = 3627 MATCH_DIRECT_BOOT_AWARE 3628 | MATCH_DIRECT_BOOT_UNAWARE 3629 | Intent.FLAG_IGNORE_EPHEMERAL 3630 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3631 final Intent intent = new Intent(); 3632 intent.addCategory(Intent.CATEGORY_DEFAULT); 3633 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3634 List<ResolveInfo> matches = null; 3635 for (String action : orderedActions) { 3636 intent.setAction(action); 3637 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3638 resolveFlags, UserHandle.USER_SYSTEM); 3639 if (matches.isEmpty()) { 3640 if (DEBUG_INSTANT) { 3641 Slog.d(TAG, "Instant App installer not found with " + action); 3642 } 3643 } else { 3644 break; 3645 } 3646 } 3647 Iterator<ResolveInfo> iter = matches.iterator(); 3648 while (iter.hasNext()) { 3649 final ResolveInfo rInfo = iter.next(); 3650 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3651 if (ps != null) { 3652 final PermissionsState permissionsState = ps.getPermissionsState(); 3653 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3654 || Build.IS_ENG) { 3655 continue; 3656 } 3657 } 3658 iter.remove(); 3659 } 3660 if (matches.size() == 0) { 3661 return null; 3662 } else if (matches.size() == 1) { 3663 return (ActivityInfo) matches.get(0).getComponentInfo(); 3664 } else { 3665 throw new RuntimeException( 3666 "There must be at most one ephemeral installer; found " + matches); 3667 } 3668 } 3669 3670 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3671 @NonNull ComponentName resolver) { 3672 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3673 .addCategory(Intent.CATEGORY_DEFAULT) 3674 .setPackage(resolver.getPackageName()); 3675 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3676 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3677 UserHandle.USER_SYSTEM); 3678 if (matches.isEmpty()) { 3679 return null; 3680 } 3681 return matches.get(0).getComponentInfo().getComponentName(); 3682 } 3683 3684 private void primeDomainVerificationsLPw(int userId) { 3685 if (DEBUG_DOMAIN_VERIFICATION) { 3686 Slog.d(TAG, "Priming domain verifications in user " + userId); 3687 } 3688 3689 SystemConfig systemConfig = SystemConfig.getInstance(); 3690 ArraySet<String> packages = systemConfig.getLinkedApps(); 3691 3692 for (String packageName : packages) { 3693 PackageParser.Package pkg = mPackages.get(packageName); 3694 if (pkg != null) { 3695 if (!pkg.isSystem()) { 3696 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3697 continue; 3698 } 3699 3700 ArraySet<String> domains = null; 3701 for (PackageParser.Activity a : pkg.activities) { 3702 for (ActivityIntentInfo filter : a.intents) { 3703 if (hasValidDomains(filter)) { 3704 if (domains == null) { 3705 domains = new ArraySet<String>(); 3706 } 3707 domains.addAll(filter.getHostsList()); 3708 } 3709 } 3710 } 3711 3712 if (domains != null && domains.size() > 0) { 3713 if (DEBUG_DOMAIN_VERIFICATION) { 3714 Slog.v(TAG, " + " + packageName); 3715 } 3716 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3717 // state w.r.t. the formal app-linkage "no verification attempted" state; 3718 // and then 'always' in the per-user state actually used for intent resolution. 3719 final IntentFilterVerificationInfo ivi; 3720 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3721 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3722 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3723 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3724 } else { 3725 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3726 + "' does not handle web links"); 3727 } 3728 } else { 3729 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3730 } 3731 } 3732 3733 scheduleWritePackageRestrictionsLocked(userId); 3734 scheduleWriteSettingsLocked(); 3735 } 3736 3737 private void applyFactoryDefaultBrowserLPw(int userId) { 3738 // The default browser app's package name is stored in a string resource, 3739 // with a product-specific overlay used for vendor customization. 3740 String browserPkg = mContext.getResources().getString( 3741 com.android.internal.R.string.default_browser); 3742 if (!TextUtils.isEmpty(browserPkg)) { 3743 // non-empty string => required to be a known package 3744 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3745 if (ps == null) { 3746 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3747 browserPkg = null; 3748 } else { 3749 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3750 } 3751 } 3752 3753 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3754 // default. If there's more than one, just leave everything alone. 3755 if (browserPkg == null) { 3756 calculateDefaultBrowserLPw(userId); 3757 } 3758 } 3759 3760 private void calculateDefaultBrowserLPw(int userId) { 3761 List<String> allBrowsers = resolveAllBrowserApps(userId); 3762 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3763 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3764 } 3765 3766 private List<String> resolveAllBrowserApps(int userId) { 3767 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3768 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3769 PackageManager.MATCH_ALL, userId); 3770 3771 final int count = list.size(); 3772 List<String> result = new ArrayList<String>(count); 3773 for (int i=0; i<count; i++) { 3774 ResolveInfo info = list.get(i); 3775 if (info.activityInfo == null 3776 || !info.handleAllWebDataURI 3777 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3778 || result.contains(info.activityInfo.packageName)) { 3779 continue; 3780 } 3781 result.add(info.activityInfo.packageName); 3782 } 3783 3784 return result; 3785 } 3786 3787 private boolean packageIsBrowser(String packageName, int userId) { 3788 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3789 PackageManager.MATCH_ALL, userId); 3790 final int N = list.size(); 3791 for (int i = 0; i < N; i++) { 3792 ResolveInfo info = list.get(i); 3793 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3794 return true; 3795 } 3796 } 3797 return false; 3798 } 3799 3800 private void checkDefaultBrowser() { 3801 final int myUserId = UserHandle.myUserId(); 3802 final String packageName = getDefaultBrowserPackageName(myUserId); 3803 if (packageName != null) { 3804 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3805 if (info == null) { 3806 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3807 synchronized (mPackages) { 3808 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3809 } 3810 } 3811 } 3812 } 3813 3814 @Override 3815 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3816 throws RemoteException { 3817 try { 3818 return super.onTransact(code, data, reply, flags); 3819 } catch (RuntimeException e) { 3820 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3821 Slog.wtf(TAG, "Package Manager Crash", e); 3822 } 3823 throw e; 3824 } 3825 } 3826 3827 static int[] appendInts(int[] cur, int[] add) { 3828 if (add == null) return cur; 3829 if (cur == null) return add; 3830 final int N = add.length; 3831 for (int i=0; i<N; i++) { 3832 cur = appendInt(cur, add[i]); 3833 } 3834 return cur; 3835 } 3836 3837 /** 3838 * Returns whether or not a full application can see an instant application. 3839 * <p> 3840 * Currently, there are three cases in which this can occur: 3841 * <ol> 3842 * <li>The calling application is a "special" process. Special processes 3843 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3844 * <li>The calling application has the permission 3845 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3846 * <li>The calling application is the default launcher on the 3847 * system partition.</li> 3848 * </ol> 3849 */ 3850 private boolean canViewInstantApps(int callingUid, int userId) { 3851 if (callingUid < Process.FIRST_APPLICATION_UID) { 3852 return true; 3853 } 3854 if (mContext.checkCallingOrSelfPermission( 3855 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3856 return true; 3857 } 3858 if (mContext.checkCallingOrSelfPermission( 3859 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3860 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3861 if (homeComponent != null 3862 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3863 return true; 3864 } 3865 } 3866 return false; 3867 } 3868 3869 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3870 if (!sUserManager.exists(userId)) return null; 3871 if (ps == null) { 3872 return null; 3873 } 3874 final int callingUid = Binder.getCallingUid(); 3875 // Filter out ephemeral app metadata: 3876 // * The system/shell/root can see metadata for any app 3877 // * An installed app can see metadata for 1) other installed apps 3878 // and 2) ephemeral apps that have explicitly interacted with it 3879 // * Ephemeral apps can only see their own data and exposed installed apps 3880 // * Holding a signature permission allows seeing instant apps 3881 if (filterAppAccessLPr(ps, callingUid, userId)) { 3882 return null; 3883 } 3884 3885 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3886 && ps.isSystem()) { 3887 flags |= MATCH_ANY_USER; 3888 } 3889 3890 final PackageUserState state = ps.readUserState(userId); 3891 PackageParser.Package p = ps.pkg; 3892 if (p != null) { 3893 final PermissionsState permissionsState = ps.getPermissionsState(); 3894 3895 // Compute GIDs only if requested 3896 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3897 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3898 // Compute granted permissions only if package has requested permissions 3899 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3900 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3901 3902 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3903 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3904 3905 if (packageInfo == null) { 3906 return null; 3907 } 3908 3909 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3910 resolveExternalPackageNameLPr(p); 3911 3912 return packageInfo; 3913 } else if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 && state.isAvailable(flags)) { 3914 PackageInfo pi = new PackageInfo(); 3915 pi.packageName = ps.name; 3916 pi.setLongVersionCode(ps.versionCode); 3917 pi.sharedUserId = (ps.sharedUser != null) ? ps.sharedUser.name : null; 3918 pi.firstInstallTime = ps.firstInstallTime; 3919 pi.lastUpdateTime = ps.lastUpdateTime; 3920 3921 ApplicationInfo ai = new ApplicationInfo(); 3922 ai.packageName = ps.name; 3923 ai.uid = UserHandle.getUid(userId, ps.appId); 3924 ai.primaryCpuAbi = ps.primaryCpuAbiString; 3925 ai.secondaryCpuAbi = ps.secondaryCpuAbiString; 3926 ai.versionCode = ps.versionCode; 3927 ai.flags = ps.pkgFlags; 3928 ai.privateFlags = ps.pkgPrivateFlags; 3929 pi.applicationInfo = PackageParser.generateApplicationInfo(ai, flags, state, userId); 3930 3931 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "ps.pkg is n/a for [" 3932 + ps.name + "]. Provides a minimum info."); 3933 return pi; 3934 } else { 3935 return null; 3936 } 3937 } 3938 3939 @Override 3940 public void checkPackageStartable(String packageName, int userId) { 3941 final int callingUid = Binder.getCallingUid(); 3942 if (getInstantAppPackageName(callingUid) != null) { 3943 throw new SecurityException("Instant applications don't have access to this method"); 3944 } 3945 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3946 synchronized (mPackages) { 3947 final PackageSetting ps = mSettings.mPackages.get(packageName); 3948 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3949 throw new SecurityException("Package " + packageName + " was not found!"); 3950 } 3951 3952 if (!ps.getInstalled(userId)) { 3953 throw new SecurityException( 3954 "Package " + packageName + " was not installed for user " + userId + "!"); 3955 } 3956 3957 if (mSafeMode && !ps.isSystem()) { 3958 throw new SecurityException("Package " + packageName + " not a system app!"); 3959 } 3960 3961 if (mFrozenPackages.contains(packageName)) { 3962 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3963 } 3964 3965 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3966 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3967 } 3968 } 3969 } 3970 3971 @Override 3972 public boolean isPackageAvailable(String packageName, int userId) { 3973 if (!sUserManager.exists(userId)) return false; 3974 final int callingUid = Binder.getCallingUid(); 3975 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3976 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3977 synchronized (mPackages) { 3978 PackageParser.Package p = mPackages.get(packageName); 3979 if (p != null) { 3980 final PackageSetting ps = (PackageSetting) p.mExtras; 3981 if (filterAppAccessLPr(ps, callingUid, userId)) { 3982 return false; 3983 } 3984 if (ps != null) { 3985 final PackageUserState state = ps.readUserState(userId); 3986 if (state != null) { 3987 return PackageParser.isAvailable(state); 3988 } 3989 } 3990 } 3991 } 3992 return false; 3993 } 3994 3995 @Override 3996 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3997 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3998 flags, Binder.getCallingUid(), userId); 3999 } 4000 4001 @Override 4002 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 4003 int flags, int userId) { 4004 return getPackageInfoInternal(versionedPackage.getPackageName(), 4005 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 4006 } 4007 4008 /** 4009 * Important: The provided filterCallingUid is used exclusively to filter out packages 4010 * that can be seen based on user state. It's typically the original caller uid prior 4011 * to clearing. Because it can only be provided by trusted code, it's value can be 4012 * trusted and will be used as-is; unlike userId which will be validated by this method. 4013 */ 4014 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 4015 int flags, int filterCallingUid, int userId) { 4016 if (!sUserManager.exists(userId)) return null; 4017 flags = updateFlagsForPackage(flags, userId, packageName); 4018 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4019 false /* requireFullPermission */, false /* checkShell */, "get package info"); 4020 4021 // reader 4022 synchronized (mPackages) { 4023 // Normalize package name to handle renamed packages and static libs 4024 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 4025 4026 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 4027 if (matchFactoryOnly) { 4028 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 4029 if (ps != null) { 4030 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4031 return null; 4032 } 4033 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4034 return null; 4035 } 4036 return generatePackageInfo(ps, flags, userId); 4037 } 4038 } 4039 4040 PackageParser.Package p = mPackages.get(packageName); 4041 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 4042 return null; 4043 } 4044 if (DEBUG_PACKAGE_INFO) 4045 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 4046 if (p != null) { 4047 final PackageSetting ps = (PackageSetting) p.mExtras; 4048 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4049 return null; 4050 } 4051 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4052 return null; 4053 } 4054 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4055 } 4056 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4057 final PackageSetting ps = mSettings.mPackages.get(packageName); 4058 if (ps == null) return null; 4059 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4060 return null; 4061 } 4062 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4063 return null; 4064 } 4065 return generatePackageInfo(ps, flags, userId); 4066 } 4067 } 4068 return null; 4069 } 4070 4071 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4072 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4073 return true; 4074 } 4075 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4076 return true; 4077 } 4078 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4079 return true; 4080 } 4081 return false; 4082 } 4083 4084 private boolean isComponentVisibleToInstantApp( 4085 @Nullable ComponentName component, @ComponentType int type) { 4086 if (type == TYPE_ACTIVITY) { 4087 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4088 if (activity == null) { 4089 return false; 4090 } 4091 final boolean visibleToInstantApp = 4092 (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4093 final boolean explicitlyVisibleToInstantApp = 4094 (activity.info.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 4095 return visibleToInstantApp && explicitlyVisibleToInstantApp; 4096 } else if (type == TYPE_RECEIVER) { 4097 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4098 if (activity == null) { 4099 return false; 4100 } 4101 final boolean visibleToInstantApp = 4102 (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 4103 final boolean explicitlyVisibleToInstantApp = 4104 (activity.info.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 4105 return visibleToInstantApp && !explicitlyVisibleToInstantApp; 4106 } else if (type == TYPE_SERVICE) { 4107 final PackageParser.Service service = mServices.mServices.get(component); 4108 return service != null 4109 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4110 : false; 4111 } else if (type == TYPE_PROVIDER) { 4112 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4113 return provider != null 4114 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4115 : false; 4116 } else if (type == TYPE_UNKNOWN) { 4117 return isComponentVisibleToInstantApp(component); 4118 } 4119 return false; 4120 } 4121 4122 /** 4123 * Returns whether or not access to the application should be filtered. 4124 * <p> 4125 * Access may be limited based upon whether the calling or target applications 4126 * are instant applications. 4127 * 4128 * @see #canAccessInstantApps(int) 4129 */ 4130 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4131 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4132 // if we're in an isolated process, get the real calling UID 4133 if (Process.isIsolated(callingUid)) { 4134 callingUid = mIsolatedOwners.get(callingUid); 4135 } 4136 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4137 final boolean callerIsInstantApp = instantAppPkgName != null; 4138 if (ps == null) { 4139 if (callerIsInstantApp) { 4140 // pretend the application exists, but, needs to be filtered 4141 return true; 4142 } 4143 return false; 4144 } 4145 // if the target and caller are the same application, don't filter 4146 if (isCallerSameApp(ps.name, callingUid)) { 4147 return false; 4148 } 4149 if (callerIsInstantApp) { 4150 // both caller and target are both instant, but, different applications, filter 4151 if (ps.getInstantApp(userId)) { 4152 return true; 4153 } 4154 // request for a specific component; if it hasn't been explicitly exposed through 4155 // property or instrumentation target, filter 4156 if (component != null) { 4157 final PackageParser.Instrumentation instrumentation = 4158 mInstrumentation.get(component); 4159 if (instrumentation != null 4160 && isCallerSameApp(instrumentation.info.targetPackage, callingUid)) { 4161 return false; 4162 } 4163 return !isComponentVisibleToInstantApp(component, componentType); 4164 } 4165 // request for application; if no components have been explicitly exposed, filter 4166 return !ps.pkg.visibleToInstantApps; 4167 } 4168 if (ps.getInstantApp(userId)) { 4169 // caller can see all components of all instant applications, don't filter 4170 if (canViewInstantApps(callingUid, userId)) { 4171 return false; 4172 } 4173 // request for a specific instant application component, filter 4174 if (component != null) { 4175 return true; 4176 } 4177 // request for an instant application; if the caller hasn't been granted access, filter 4178 return !mInstantAppRegistry.isInstantAccessGranted( 4179 userId, UserHandle.getAppId(callingUid), ps.appId); 4180 } 4181 return false; 4182 } 4183 4184 /** 4185 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4186 */ 4187 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4188 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4189 } 4190 4191 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4192 int flags) { 4193 // Callers can access only the libs they depend on, otherwise they need to explicitly 4194 // ask for the shared libraries given the caller is allowed to access all static libs. 4195 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4196 // System/shell/root get to see all static libs 4197 final int appId = UserHandle.getAppId(uid); 4198 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4199 || appId == Process.ROOT_UID) { 4200 return false; 4201 } 4202 } 4203 4204 // No package means no static lib as it is always on internal storage 4205 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4206 return false; 4207 } 4208 4209 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4210 ps.pkg.staticSharedLibVersion); 4211 if (libEntry == null) { 4212 return false; 4213 } 4214 4215 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4216 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4217 if (uidPackageNames == null) { 4218 return true; 4219 } 4220 4221 for (String uidPackageName : uidPackageNames) { 4222 if (ps.name.equals(uidPackageName)) { 4223 return false; 4224 } 4225 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4226 if (uidPs != null) { 4227 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4228 libEntry.info.getName()); 4229 if (index < 0) { 4230 continue; 4231 } 4232 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4233 return false; 4234 } 4235 } 4236 } 4237 return true; 4238 } 4239 4240 @Override 4241 public String[] currentToCanonicalPackageNames(String[] names) { 4242 final int callingUid = Binder.getCallingUid(); 4243 if (getInstantAppPackageName(callingUid) != null) { 4244 return names; 4245 } 4246 final String[] out = new String[names.length]; 4247 // reader 4248 synchronized (mPackages) { 4249 final int callingUserId = UserHandle.getUserId(callingUid); 4250 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4251 for (int i=names.length-1; i>=0; i--) { 4252 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4253 boolean translateName = false; 4254 if (ps != null && ps.realName != null) { 4255 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4256 translateName = !targetIsInstantApp 4257 || canViewInstantApps 4258 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4259 UserHandle.getAppId(callingUid), ps.appId); 4260 } 4261 out[i] = translateName ? ps.realName : names[i]; 4262 } 4263 } 4264 return out; 4265 } 4266 4267 @Override 4268 public String[] canonicalToCurrentPackageNames(String[] names) { 4269 final int callingUid = Binder.getCallingUid(); 4270 if (getInstantAppPackageName(callingUid) != null) { 4271 return names; 4272 } 4273 final String[] out = new String[names.length]; 4274 // reader 4275 synchronized (mPackages) { 4276 final int callingUserId = UserHandle.getUserId(callingUid); 4277 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4278 for (int i=names.length-1; i>=0; i--) { 4279 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4280 boolean translateName = false; 4281 if (cur != null) { 4282 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4283 final boolean targetIsInstantApp = 4284 ps != null && ps.getInstantApp(callingUserId); 4285 translateName = !targetIsInstantApp 4286 || canViewInstantApps 4287 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4288 UserHandle.getAppId(callingUid), ps.appId); 4289 } 4290 out[i] = translateName ? cur : names[i]; 4291 } 4292 } 4293 return out; 4294 } 4295 4296 @Override 4297 public int getPackageUid(String packageName, int flags, int userId) { 4298 if (!sUserManager.exists(userId)) return -1; 4299 final int callingUid = Binder.getCallingUid(); 4300 flags = updateFlagsForPackage(flags, userId, packageName); 4301 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4302 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4303 4304 // reader 4305 synchronized (mPackages) { 4306 final PackageParser.Package p = mPackages.get(packageName); 4307 if (p != null && p.isMatch(flags)) { 4308 PackageSetting ps = (PackageSetting) p.mExtras; 4309 if (filterAppAccessLPr(ps, callingUid, userId)) { 4310 return -1; 4311 } 4312 return UserHandle.getUid(userId, p.applicationInfo.uid); 4313 } 4314 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4315 final PackageSetting ps = mSettings.mPackages.get(packageName); 4316 if (ps != null && ps.isMatch(flags) 4317 && !filterAppAccessLPr(ps, callingUid, userId)) { 4318 return UserHandle.getUid(userId, ps.appId); 4319 } 4320 } 4321 } 4322 4323 return -1; 4324 } 4325 4326 @Override 4327 public int[] getPackageGids(String packageName, int flags, int userId) { 4328 if (!sUserManager.exists(userId)) return null; 4329 final int callingUid = Binder.getCallingUid(); 4330 flags = updateFlagsForPackage(flags, userId, packageName); 4331 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4332 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4333 4334 // reader 4335 synchronized (mPackages) { 4336 final PackageParser.Package p = mPackages.get(packageName); 4337 if (p != null && p.isMatch(flags)) { 4338 PackageSetting ps = (PackageSetting) p.mExtras; 4339 if (filterAppAccessLPr(ps, callingUid, userId)) { 4340 return null; 4341 } 4342 // TODO: Shouldn't this be checking for package installed state for userId and 4343 // return null? 4344 return ps.getPermissionsState().computeGids(userId); 4345 } 4346 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4347 final PackageSetting ps = mSettings.mPackages.get(packageName); 4348 if (ps != null && ps.isMatch(flags) 4349 && !filterAppAccessLPr(ps, callingUid, userId)) { 4350 return ps.getPermissionsState().computeGids(userId); 4351 } 4352 } 4353 } 4354 4355 return null; 4356 } 4357 4358 @Override 4359 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4360 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4361 } 4362 4363 @Override 4364 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4365 int flags) { 4366 final List<PermissionInfo> permissionList = 4367 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4368 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4369 } 4370 4371 @Override 4372 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4373 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4374 } 4375 4376 @Override 4377 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4378 final List<PermissionGroupInfo> permissionList = 4379 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4380 return (permissionList == null) 4381 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4382 } 4383 4384 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4385 int filterCallingUid, int userId) { 4386 if (!sUserManager.exists(userId)) return null; 4387 PackageSetting ps = mSettings.mPackages.get(packageName); 4388 if (ps != null) { 4389 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4390 return null; 4391 } 4392 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4393 return null; 4394 } 4395 if (ps.pkg == null) { 4396 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4397 if (pInfo != null) { 4398 return pInfo.applicationInfo; 4399 } 4400 return null; 4401 } 4402 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4403 ps.readUserState(userId), userId); 4404 if (ai != null) { 4405 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4406 } 4407 return ai; 4408 } 4409 return null; 4410 } 4411 4412 @Override 4413 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4414 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4415 } 4416 4417 /** 4418 * Important: The provided filterCallingUid is used exclusively to filter out applications 4419 * that can be seen based on user state. It's typically the original caller uid prior 4420 * to clearing. Because it can only be provided by trusted code, it's value can be 4421 * trusted and will be used as-is; unlike userId which will be validated by this method. 4422 */ 4423 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4424 int filterCallingUid, int userId) { 4425 if (!sUserManager.exists(userId)) return null; 4426 flags = updateFlagsForApplication(flags, userId, packageName); 4427 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4428 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4429 4430 // writer 4431 synchronized (mPackages) { 4432 // Normalize package name to handle renamed packages and static libs 4433 packageName = resolveInternalPackageNameLPr(packageName, 4434 PackageManager.VERSION_CODE_HIGHEST); 4435 4436 PackageParser.Package p = mPackages.get(packageName); 4437 if (DEBUG_PACKAGE_INFO) Log.v( 4438 TAG, "getApplicationInfo " + packageName 4439 + ": " + p); 4440 if (p != null) { 4441 PackageSetting ps = mSettings.mPackages.get(packageName); 4442 if (ps == null) return null; 4443 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4444 return null; 4445 } 4446 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4447 return null; 4448 } 4449 // Note: isEnabledLP() does not apply here - always return info 4450 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4451 p, flags, ps.readUserState(userId), userId); 4452 if (ai != null) { 4453 ai.packageName = resolveExternalPackageNameLPr(p); 4454 } 4455 return ai; 4456 } 4457 if ("android".equals(packageName)||"system".equals(packageName)) { 4458 return mAndroidApplication; 4459 } 4460 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4461 // Already generates the external package name 4462 return generateApplicationInfoFromSettingsLPw(packageName, 4463 flags, filterCallingUid, userId); 4464 } 4465 } 4466 return null; 4467 } 4468 4469 private String normalizePackageNameLPr(String packageName) { 4470 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4471 return normalizedPackageName != null ? normalizedPackageName : packageName; 4472 } 4473 4474 @Override 4475 public void deletePreloadsFileCache() { 4476 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4477 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4478 } 4479 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4480 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4481 FileUtils.deleteContents(dir); 4482 } 4483 4484 @Override 4485 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4486 final int storageFlags, final IPackageDataObserver observer) { 4487 mContext.enforceCallingOrSelfPermission( 4488 android.Manifest.permission.CLEAR_APP_CACHE, null); 4489 mHandler.post(() -> { 4490 boolean success = false; 4491 try { 4492 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4493 success = true; 4494 } catch (IOException e) { 4495 Slog.w(TAG, e); 4496 } 4497 if (observer != null) { 4498 try { 4499 observer.onRemoveCompleted(null, success); 4500 } catch (RemoteException e) { 4501 Slog.w(TAG, e); 4502 } 4503 } 4504 }); 4505 } 4506 4507 @Override 4508 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4509 final int storageFlags, final IntentSender pi) { 4510 mContext.enforceCallingOrSelfPermission( 4511 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4512 mHandler.post(() -> { 4513 boolean success = false; 4514 try { 4515 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4516 success = true; 4517 } catch (IOException e) { 4518 Slog.w(TAG, e); 4519 } 4520 if (pi != null) { 4521 try { 4522 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4523 } catch (SendIntentException e) { 4524 Slog.w(TAG, e); 4525 } 4526 } 4527 }); 4528 } 4529 4530 /** 4531 * Blocking call to clear various types of cached data across the system 4532 * until the requested bytes are available. 4533 */ 4534 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4535 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4536 final File file = storage.findPathForUuid(volumeUuid); 4537 if (file.getUsableSpace() >= bytes) return; 4538 4539 if (ENABLE_FREE_CACHE_V2) { 4540 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4541 volumeUuid); 4542 final boolean aggressive = (storageFlags 4543 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4544 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4545 4546 // 1. Pre-flight to determine if we have any chance to succeed 4547 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4548 if (internalVolume && (aggressive || SystemProperties 4549 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4550 deletePreloadsFileCache(); 4551 if (file.getUsableSpace() >= bytes) return; 4552 } 4553 4554 // 3. Consider parsed APK data (aggressive only) 4555 if (internalVolume && aggressive) { 4556 FileUtils.deleteContents(mCacheDir); 4557 if (file.getUsableSpace() >= bytes) return; 4558 } 4559 4560 // 4. Consider cached app data (above quotas) 4561 try { 4562 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4563 Installer.FLAG_FREE_CACHE_V2); 4564 } catch (InstallerException ignored) { 4565 } 4566 if (file.getUsableSpace() >= bytes) return; 4567 4568 // 5. Consider shared libraries with refcount=0 and age>min cache period 4569 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4570 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4571 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4572 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4573 return; 4574 } 4575 4576 // 6. Consider dexopt output (aggressive only) 4577 // TODO: Implement 4578 4579 // 7. Consider installed instant apps unused longer than min cache period 4580 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4581 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4582 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4583 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4584 return; 4585 } 4586 4587 // 8. Consider cached app data (below quotas) 4588 try { 4589 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4590 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4591 } catch (InstallerException ignored) { 4592 } 4593 if (file.getUsableSpace() >= bytes) return; 4594 4595 // 9. Consider DropBox entries 4596 // TODO: Implement 4597 4598 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4599 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4600 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4601 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4602 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4603 return; 4604 } 4605 } else { 4606 try { 4607 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4608 } catch (InstallerException ignored) { 4609 } 4610 if (file.getUsableSpace() >= bytes) return; 4611 } 4612 4613 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4614 } 4615 4616 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4617 throws IOException { 4618 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4619 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4620 4621 List<VersionedPackage> packagesToDelete = null; 4622 final long now = System.currentTimeMillis(); 4623 4624 synchronized (mPackages) { 4625 final int[] allUsers = sUserManager.getUserIds(); 4626 final int libCount = mSharedLibraries.size(); 4627 for (int i = 0; i < libCount; i++) { 4628 final LongSparseArray<SharedLibraryEntry> versionedLib 4629 = mSharedLibraries.valueAt(i); 4630 if (versionedLib == null) { 4631 continue; 4632 } 4633 final int versionCount = versionedLib.size(); 4634 for (int j = 0; j < versionCount; j++) { 4635 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4636 // Skip packages that are not static shared libs. 4637 if (!libInfo.isStatic()) { 4638 break; 4639 } 4640 // Important: We skip static shared libs used for some user since 4641 // in such a case we need to keep the APK on the device. The check for 4642 // a lib being used for any user is performed by the uninstall call. 4643 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4644 // Resolve the package name - we use synthetic package names internally 4645 final String internalPackageName = resolveInternalPackageNameLPr( 4646 declaringPackage.getPackageName(), 4647 declaringPackage.getLongVersionCode()); 4648 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4649 // Skip unused static shared libs cached less than the min period 4650 // to prevent pruning a lib needed by a subsequently installed package. 4651 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4652 continue; 4653 } 4654 if (packagesToDelete == null) { 4655 packagesToDelete = new ArrayList<>(); 4656 } 4657 packagesToDelete.add(new VersionedPackage(internalPackageName, 4658 declaringPackage.getLongVersionCode())); 4659 } 4660 } 4661 } 4662 4663 if (packagesToDelete != null) { 4664 final int packageCount = packagesToDelete.size(); 4665 for (int i = 0; i < packageCount; i++) { 4666 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4667 // Delete the package synchronously (will fail of the lib used for any user). 4668 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4669 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4670 == PackageManager.DELETE_SUCCEEDED) { 4671 if (volume.getUsableSpace() >= neededSpace) { 4672 return true; 4673 } 4674 } 4675 } 4676 } 4677 4678 return false; 4679 } 4680 4681 /** 4682 * Update given flags based on encryption status of current user. 4683 */ 4684 private int updateFlags(int flags, int userId) { 4685 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4686 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4687 // Caller expressed an explicit opinion about what encryption 4688 // aware/unaware components they want to see, so fall through and 4689 // give them what they want 4690 } else { 4691 // Caller expressed no opinion, so match based on user state 4692 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4693 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4694 } else { 4695 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4696 } 4697 } 4698 return flags; 4699 } 4700 4701 private UserManagerInternal getUserManagerInternal() { 4702 if (mUserManagerInternal == null) { 4703 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4704 } 4705 return mUserManagerInternal; 4706 } 4707 4708 private ActivityManagerInternal getActivityManagerInternal() { 4709 if (mActivityManagerInternal == null) { 4710 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4711 } 4712 return mActivityManagerInternal; 4713 } 4714 4715 4716 private DeviceIdleController.LocalService getDeviceIdleController() { 4717 if (mDeviceIdleController == null) { 4718 mDeviceIdleController = 4719 LocalServices.getService(DeviceIdleController.LocalService.class); 4720 } 4721 return mDeviceIdleController; 4722 } 4723 4724 /** 4725 * Update given flags when being used to request {@link PackageInfo}. 4726 */ 4727 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4728 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4729 boolean triaged = true; 4730 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4731 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4732 // Caller is asking for component details, so they'd better be 4733 // asking for specific encryption matching behavior, or be triaged 4734 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4735 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4736 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4737 triaged = false; 4738 } 4739 } 4740 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4741 | PackageManager.MATCH_SYSTEM_ONLY 4742 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4743 triaged = false; 4744 } 4745 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4746 mPermissionManager.enforceCrossUserPermission( 4747 Binder.getCallingUid(), userId, false, false, 4748 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4749 + Debug.getCallers(5)); 4750 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4751 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4752 // If the caller wants all packages and has a restricted profile associated with it, 4753 // then match all users. This is to make sure that launchers that need to access work 4754 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4755 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4756 flags |= PackageManager.MATCH_ANY_USER; 4757 } 4758 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4759 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4760 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4761 } 4762 return updateFlags(flags, userId); 4763 } 4764 4765 /** 4766 * Update given flags when being used to request {@link ApplicationInfo}. 4767 */ 4768 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4769 return updateFlagsForPackage(flags, userId, cookie); 4770 } 4771 4772 /** 4773 * Update given flags when being used to request {@link ComponentInfo}. 4774 */ 4775 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4776 if (cookie instanceof Intent) { 4777 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4778 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4779 } 4780 } 4781 4782 boolean triaged = true; 4783 // Caller is asking for component details, so they'd better be 4784 // asking for specific encryption matching behavior, or be triaged 4785 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4786 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4787 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4788 triaged = false; 4789 } 4790 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4791 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4792 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4793 } 4794 4795 return updateFlags(flags, userId); 4796 } 4797 4798 /** 4799 * Update given intent when being used to request {@link ResolveInfo}. 4800 */ 4801 private Intent updateIntentForResolve(Intent intent) { 4802 if (intent.getSelector() != null) { 4803 intent = intent.getSelector(); 4804 } 4805 if (DEBUG_PREFERRED) { 4806 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4807 } 4808 return intent; 4809 } 4810 4811 /** 4812 * Update given flags when being used to request {@link ResolveInfo}. 4813 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4814 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4815 * flag set. However, this flag is only honoured in three circumstances: 4816 * <ul> 4817 * <li>when called from a system process</li> 4818 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4819 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4820 * action and a {@code android.intent.category.BROWSABLE} category</li> 4821 * </ul> 4822 */ 4823 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4824 return updateFlagsForResolve(flags, userId, intent, callingUid, 4825 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4826 } 4827 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4828 boolean wantInstantApps) { 4829 return updateFlagsForResolve(flags, userId, intent, callingUid, 4830 wantInstantApps, false /*onlyExposedExplicitly*/); 4831 } 4832 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4833 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4834 // Safe mode means we shouldn't match any third-party components 4835 if (mSafeMode) { 4836 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4837 } 4838 if (getInstantAppPackageName(callingUid) != null) { 4839 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4840 if (onlyExposedExplicitly) { 4841 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4842 } 4843 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4844 flags |= PackageManager.MATCH_INSTANT; 4845 } else { 4846 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4847 final boolean allowMatchInstant = wantInstantApps 4848 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4849 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4850 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4851 if (!allowMatchInstant) { 4852 flags &= ~PackageManager.MATCH_INSTANT; 4853 } 4854 } 4855 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4856 } 4857 4858 @Override 4859 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4860 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4861 } 4862 4863 /** 4864 * Important: The provided filterCallingUid is used exclusively to filter out activities 4865 * that can be seen based on user state. It's typically the original caller uid prior 4866 * to clearing. Because it can only be provided by trusted code, it's value can be 4867 * trusted and will be used as-is; unlike userId which will be validated by this method. 4868 */ 4869 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4870 int filterCallingUid, int userId) { 4871 if (!sUserManager.exists(userId)) return null; 4872 flags = updateFlagsForComponent(flags, userId, component); 4873 4874 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4875 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4876 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4877 } 4878 4879 synchronized (mPackages) { 4880 PackageParser.Activity a = mActivities.mActivities.get(component); 4881 4882 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4883 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4884 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4885 if (ps == null) return null; 4886 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4887 return null; 4888 } 4889 return PackageParser.generateActivityInfo( 4890 a, flags, ps.readUserState(userId), userId); 4891 } 4892 if (mResolveComponentName.equals(component)) { 4893 return PackageParser.generateActivityInfo( 4894 mResolveActivity, flags, new PackageUserState(), userId); 4895 } 4896 } 4897 return null; 4898 } 4899 4900 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4901 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4902 return false; 4903 } 4904 final long token = Binder.clearCallingIdentity(); 4905 try { 4906 final int callingUserId = UserHandle.getUserId(callingUid); 4907 if (ActivityManager.getCurrentUser() != callingUserId) { 4908 return false; 4909 } 4910 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4911 } finally { 4912 Binder.restoreCallingIdentity(token); 4913 } 4914 } 4915 4916 @Override 4917 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4918 String resolvedType) { 4919 synchronized (mPackages) { 4920 if (component.equals(mResolveComponentName)) { 4921 // The resolver supports EVERYTHING! 4922 return true; 4923 } 4924 final int callingUid = Binder.getCallingUid(); 4925 final int callingUserId = UserHandle.getUserId(callingUid); 4926 PackageParser.Activity a = mActivities.mActivities.get(component); 4927 if (a == null) { 4928 return false; 4929 } 4930 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4931 if (ps == null) { 4932 return false; 4933 } 4934 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4935 return false; 4936 } 4937 for (int i=0; i<a.intents.size(); i++) { 4938 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4939 intent.getData(), intent.getCategories(), TAG) >= 0) { 4940 return true; 4941 } 4942 } 4943 return false; 4944 } 4945 } 4946 4947 @Override 4948 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4949 if (!sUserManager.exists(userId)) return null; 4950 final int callingUid = Binder.getCallingUid(); 4951 flags = updateFlagsForComponent(flags, userId, component); 4952 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4953 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4954 synchronized (mPackages) { 4955 PackageParser.Activity a = mReceivers.mActivities.get(component); 4956 if (DEBUG_PACKAGE_INFO) Log.v( 4957 TAG, "getReceiverInfo " + component + ": " + a); 4958 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4959 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4960 if (ps == null) return null; 4961 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4962 return null; 4963 } 4964 return PackageParser.generateActivityInfo( 4965 a, flags, ps.readUserState(userId), userId); 4966 } 4967 } 4968 return null; 4969 } 4970 4971 @Override 4972 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4973 int flags, int userId) { 4974 if (!sUserManager.exists(userId)) return null; 4975 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4976 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4977 return null; 4978 } 4979 4980 flags = updateFlagsForPackage(flags, userId, null); 4981 4982 final boolean canSeeStaticLibraries = 4983 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4984 == PERMISSION_GRANTED 4985 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4986 == PERMISSION_GRANTED 4987 || canRequestPackageInstallsInternal(packageName, 4988 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4989 false /* throwIfPermNotDeclared*/) 4990 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4991 == PERMISSION_GRANTED; 4992 4993 synchronized (mPackages) { 4994 List<SharedLibraryInfo> result = null; 4995 4996 final int libCount = mSharedLibraries.size(); 4997 for (int i = 0; i < libCount; i++) { 4998 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4999 if (versionedLib == null) { 5000 continue; 5001 } 5002 5003 final int versionCount = versionedLib.size(); 5004 for (int j = 0; j < versionCount; j++) { 5005 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 5006 if (!canSeeStaticLibraries && libInfo.isStatic()) { 5007 break; 5008 } 5009 final long identity = Binder.clearCallingIdentity(); 5010 try { 5011 PackageInfo packageInfo = getPackageInfoVersioned( 5012 libInfo.getDeclaringPackage(), flags 5013 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 5014 if (packageInfo == null) { 5015 continue; 5016 } 5017 } finally { 5018 Binder.restoreCallingIdentity(identity); 5019 } 5020 5021 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 5022 libInfo.getLongVersion(), libInfo.getType(), 5023 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 5024 flags, userId)); 5025 5026 if (result == null) { 5027 result = new ArrayList<>(); 5028 } 5029 result.add(resLibInfo); 5030 } 5031 } 5032 5033 return result != null ? new ParceledListSlice<>(result) : null; 5034 } 5035 } 5036 5037 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 5038 SharedLibraryInfo libInfo, int flags, int userId) { 5039 List<VersionedPackage> versionedPackages = null; 5040 final int packageCount = mSettings.mPackages.size(); 5041 for (int i = 0; i < packageCount; i++) { 5042 PackageSetting ps = mSettings.mPackages.valueAt(i); 5043 5044 if (ps == null) { 5045 continue; 5046 } 5047 5048 if (!ps.getUserState().get(userId).isAvailable(flags)) { 5049 continue; 5050 } 5051 5052 final String libName = libInfo.getName(); 5053 if (libInfo.isStatic()) { 5054 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 5055 if (libIdx < 0) { 5056 continue; 5057 } 5058 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 5059 continue; 5060 } 5061 if (versionedPackages == null) { 5062 versionedPackages = new ArrayList<>(); 5063 } 5064 // If the dependent is a static shared lib, use the public package name 5065 String dependentPackageName = ps.name; 5066 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 5067 dependentPackageName = ps.pkg.manifestPackageName; 5068 } 5069 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 5070 } else if (ps.pkg != null) { 5071 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5072 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5073 if (versionedPackages == null) { 5074 versionedPackages = new ArrayList<>(); 5075 } 5076 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5077 } 5078 } 5079 } 5080 5081 return versionedPackages; 5082 } 5083 5084 @Override 5085 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5086 if (!sUserManager.exists(userId)) return null; 5087 final int callingUid = Binder.getCallingUid(); 5088 flags = updateFlagsForComponent(flags, userId, component); 5089 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5090 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5091 synchronized (mPackages) { 5092 PackageParser.Service s = mServices.mServices.get(component); 5093 if (DEBUG_PACKAGE_INFO) Log.v( 5094 TAG, "getServiceInfo " + component + ": " + s); 5095 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5096 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5097 if (ps == null) return null; 5098 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5099 return null; 5100 } 5101 return PackageParser.generateServiceInfo( 5102 s, flags, ps.readUserState(userId), userId); 5103 } 5104 } 5105 return null; 5106 } 5107 5108 @Override 5109 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5110 if (!sUserManager.exists(userId)) return null; 5111 final int callingUid = Binder.getCallingUid(); 5112 flags = updateFlagsForComponent(flags, userId, component); 5113 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5114 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5115 synchronized (mPackages) { 5116 PackageParser.Provider p = mProviders.mProviders.get(component); 5117 if (DEBUG_PACKAGE_INFO) Log.v( 5118 TAG, "getProviderInfo " + component + ": " + p); 5119 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5120 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5121 if (ps == null) return null; 5122 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5123 return null; 5124 } 5125 return PackageParser.generateProviderInfo( 5126 p, flags, ps.readUserState(userId), userId); 5127 } 5128 } 5129 return null; 5130 } 5131 5132 @Override 5133 public String[] getSystemSharedLibraryNames() { 5134 // allow instant applications 5135 synchronized (mPackages) { 5136 Set<String> libs = null; 5137 final int libCount = mSharedLibraries.size(); 5138 for (int i = 0; i < libCount; i++) { 5139 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5140 if (versionedLib == null) { 5141 continue; 5142 } 5143 final int versionCount = versionedLib.size(); 5144 for (int j = 0; j < versionCount; j++) { 5145 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5146 if (!libEntry.info.isStatic()) { 5147 if (libs == null) { 5148 libs = new ArraySet<>(); 5149 } 5150 libs.add(libEntry.info.getName()); 5151 break; 5152 } 5153 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5154 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5155 UserHandle.getUserId(Binder.getCallingUid()), 5156 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5157 if (libs == null) { 5158 libs = new ArraySet<>(); 5159 } 5160 libs.add(libEntry.info.getName()); 5161 break; 5162 } 5163 } 5164 } 5165 5166 if (libs != null) { 5167 String[] libsArray = new String[libs.size()]; 5168 libs.toArray(libsArray); 5169 return libsArray; 5170 } 5171 5172 return null; 5173 } 5174 } 5175 5176 @Override 5177 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5178 // allow instant applications 5179 synchronized (mPackages) { 5180 return mServicesSystemSharedLibraryPackageName; 5181 } 5182 } 5183 5184 @Override 5185 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5186 // allow instant applications 5187 synchronized (mPackages) { 5188 return mSharedSystemSharedLibraryPackageName; 5189 } 5190 } 5191 5192 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5193 for (int i = userList.length - 1; i >= 0; --i) { 5194 final int userId = userList[i]; 5195 // don't add instant app to the list of updates 5196 if (pkgSetting.getInstantApp(userId)) { 5197 continue; 5198 } 5199 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5200 if (changedPackages == null) { 5201 changedPackages = new SparseArray<>(); 5202 mChangedPackages.put(userId, changedPackages); 5203 } 5204 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5205 if (sequenceNumbers == null) { 5206 sequenceNumbers = new HashMap<>(); 5207 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5208 } 5209 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5210 if (sequenceNumber != null) { 5211 changedPackages.remove(sequenceNumber); 5212 } 5213 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5214 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5215 } 5216 mChangedPackagesSequenceNumber++; 5217 } 5218 5219 @Override 5220 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5221 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5222 return null; 5223 } 5224 synchronized (mPackages) { 5225 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5226 return null; 5227 } 5228 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5229 if (changedPackages == null) { 5230 return null; 5231 } 5232 final List<String> packageNames = 5233 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5234 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5235 final String packageName = changedPackages.get(i); 5236 if (packageName != null) { 5237 packageNames.add(packageName); 5238 } 5239 } 5240 return packageNames.isEmpty() 5241 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5242 } 5243 } 5244 5245 @Override 5246 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5247 // allow instant applications 5248 ArrayList<FeatureInfo> res; 5249 synchronized (mAvailableFeatures) { 5250 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5251 res.addAll(mAvailableFeatures.values()); 5252 } 5253 final FeatureInfo fi = new FeatureInfo(); 5254 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5255 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5256 res.add(fi); 5257 5258 return new ParceledListSlice<>(res); 5259 } 5260 5261 @Override 5262 public boolean hasSystemFeature(String name, int version) { 5263 // allow instant applications 5264 synchronized (mAvailableFeatures) { 5265 final FeatureInfo feat = mAvailableFeatures.get(name); 5266 if (feat == null) { 5267 return false; 5268 } else { 5269 return feat.version >= version; 5270 } 5271 } 5272 } 5273 5274 @Override 5275 public int checkPermission(String permName, String pkgName, int userId) { 5276 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5277 } 5278 5279 @Override 5280 public int checkUidPermission(String permName, int uid) { 5281 synchronized (mPackages) { 5282 final String[] packageNames = getPackagesForUid(uid); 5283 final PackageParser.Package pkg = (packageNames != null && packageNames.length > 0) 5284 ? mPackages.get(packageNames[0]) 5285 : null; 5286 return mPermissionManager.checkUidPermission(permName, pkg, uid, getCallingUid()); 5287 } 5288 } 5289 5290 @Override 5291 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5292 if (UserHandle.getCallingUserId() != userId) { 5293 mContext.enforceCallingPermission( 5294 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5295 "isPermissionRevokedByPolicy for user " + userId); 5296 } 5297 5298 if (checkPermission(permission, packageName, userId) 5299 == PackageManager.PERMISSION_GRANTED) { 5300 return false; 5301 } 5302 5303 final int callingUid = Binder.getCallingUid(); 5304 if (getInstantAppPackageName(callingUid) != null) { 5305 if (!isCallerSameApp(packageName, callingUid)) { 5306 return false; 5307 } 5308 } else { 5309 if (isInstantApp(packageName, userId)) { 5310 return false; 5311 } 5312 } 5313 5314 final long identity = Binder.clearCallingIdentity(); 5315 try { 5316 final int flags = getPermissionFlags(permission, packageName, userId); 5317 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5318 } finally { 5319 Binder.restoreCallingIdentity(identity); 5320 } 5321 } 5322 5323 @Override 5324 public String getPermissionControllerPackageName() { 5325 synchronized (mPackages) { 5326 return mRequiredInstallerPackage; 5327 } 5328 } 5329 5330 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5331 return mPermissionManager.addDynamicPermission( 5332 info, async, getCallingUid(), new PermissionCallback() { 5333 @Override 5334 public void onPermissionChanged() { 5335 if (!async) { 5336 mSettings.writeLPr(); 5337 } else { 5338 scheduleWriteSettingsLocked(); 5339 } 5340 } 5341 }); 5342 } 5343 5344 @Override 5345 public boolean addPermission(PermissionInfo info) { 5346 synchronized (mPackages) { 5347 return addDynamicPermission(info, false); 5348 } 5349 } 5350 5351 @Override 5352 public boolean addPermissionAsync(PermissionInfo info) { 5353 synchronized (mPackages) { 5354 return addDynamicPermission(info, true); 5355 } 5356 } 5357 5358 @Override 5359 public void removePermission(String permName) { 5360 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5361 } 5362 5363 @Override 5364 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5365 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5366 getCallingUid(), userId, mPermissionCallback); 5367 } 5368 5369 @Override 5370 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5371 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5372 getCallingUid(), userId, mPermissionCallback); 5373 } 5374 5375 @Override 5376 public void resetRuntimePermissions() { 5377 mContext.enforceCallingOrSelfPermission( 5378 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5379 "revokeRuntimePermission"); 5380 5381 int callingUid = Binder.getCallingUid(); 5382 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5383 mContext.enforceCallingOrSelfPermission( 5384 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5385 "resetRuntimePermissions"); 5386 } 5387 5388 synchronized (mPackages) { 5389 mPermissionManager.updateAllPermissions( 5390 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5391 mPermissionCallback); 5392 for (int userId : UserManagerService.getInstance().getUserIds()) { 5393 final int packageCount = mPackages.size(); 5394 for (int i = 0; i < packageCount; i++) { 5395 PackageParser.Package pkg = mPackages.valueAt(i); 5396 if (!(pkg.mExtras instanceof PackageSetting)) { 5397 continue; 5398 } 5399 PackageSetting ps = (PackageSetting) pkg.mExtras; 5400 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5401 } 5402 } 5403 } 5404 } 5405 5406 @Override 5407 public int getPermissionFlags(String permName, String packageName, int userId) { 5408 return mPermissionManager.getPermissionFlags( 5409 permName, packageName, getCallingUid(), userId); 5410 } 5411 5412 @Override 5413 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5414 int flagValues, int userId) { 5415 mPermissionManager.updatePermissionFlags( 5416 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5417 mPermissionCallback); 5418 } 5419 5420 /** 5421 * Update the permission flags for all packages and runtime permissions of a user in order 5422 * to allow device or profile owner to remove POLICY_FIXED. 5423 */ 5424 @Override 5425 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5426 synchronized (mPackages) { 5427 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5428 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5429 mPermissionCallback); 5430 if (changed) { 5431 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5432 } 5433 } 5434 } 5435 5436 @Override 5437 public boolean shouldShowRequestPermissionRationale(String permissionName, 5438 String packageName, int userId) { 5439 if (UserHandle.getCallingUserId() != userId) { 5440 mContext.enforceCallingPermission( 5441 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5442 "canShowRequestPermissionRationale for user " + userId); 5443 } 5444 5445 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5446 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5447 return false; 5448 } 5449 5450 if (checkPermission(permissionName, packageName, userId) 5451 == PackageManager.PERMISSION_GRANTED) { 5452 return false; 5453 } 5454 5455 final int flags; 5456 5457 final long identity = Binder.clearCallingIdentity(); 5458 try { 5459 flags = getPermissionFlags(permissionName, 5460 packageName, userId); 5461 } finally { 5462 Binder.restoreCallingIdentity(identity); 5463 } 5464 5465 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5466 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5467 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5468 5469 if ((flags & fixedFlags) != 0) { 5470 return false; 5471 } 5472 5473 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5474 } 5475 5476 @Override 5477 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5478 mContext.enforceCallingOrSelfPermission( 5479 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5480 "addOnPermissionsChangeListener"); 5481 5482 synchronized (mPackages) { 5483 mOnPermissionChangeListeners.addListenerLocked(listener); 5484 } 5485 } 5486 5487 @Override 5488 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5489 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5490 throw new SecurityException("Instant applications don't have access to this method"); 5491 } 5492 synchronized (mPackages) { 5493 mOnPermissionChangeListeners.removeListenerLocked(listener); 5494 } 5495 } 5496 5497 @Override 5498 public boolean isProtectedBroadcast(String actionName) { 5499 // allow instant applications 5500 synchronized (mProtectedBroadcasts) { 5501 if (mProtectedBroadcasts.contains(actionName)) { 5502 return true; 5503 } else if (actionName != null) { 5504 // TODO: remove these terrible hacks 5505 if (actionName.startsWith("android.net.netmon.lingerExpired") 5506 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5507 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5508 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5509 return true; 5510 } 5511 } 5512 } 5513 return false; 5514 } 5515 5516 @Override 5517 public int checkSignatures(String pkg1, String pkg2) { 5518 synchronized (mPackages) { 5519 final PackageParser.Package p1 = mPackages.get(pkg1); 5520 final PackageParser.Package p2 = mPackages.get(pkg2); 5521 if (p1 == null || p1.mExtras == null 5522 || p2 == null || p2.mExtras == null) { 5523 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5524 } 5525 final int callingUid = Binder.getCallingUid(); 5526 final int callingUserId = UserHandle.getUserId(callingUid); 5527 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5528 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5529 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5530 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5531 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5532 } 5533 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5534 } 5535 } 5536 5537 @Override 5538 public int checkUidSignatures(int uid1, int uid2) { 5539 final int callingUid = Binder.getCallingUid(); 5540 final int callingUserId = UserHandle.getUserId(callingUid); 5541 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5542 // Map to base uids. 5543 uid1 = UserHandle.getAppId(uid1); 5544 uid2 = UserHandle.getAppId(uid2); 5545 // reader 5546 synchronized (mPackages) { 5547 Signature[] s1; 5548 Signature[] s2; 5549 Object obj = mSettings.getUserIdLPr(uid1); 5550 if (obj != null) { 5551 if (obj instanceof SharedUserSetting) { 5552 if (isCallerInstantApp) { 5553 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5554 } 5555 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5556 } else if (obj instanceof PackageSetting) { 5557 final PackageSetting ps = (PackageSetting) obj; 5558 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5559 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5560 } 5561 s1 = ps.signatures.mSigningDetails.signatures; 5562 } else { 5563 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5564 } 5565 } else { 5566 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5567 } 5568 obj = mSettings.getUserIdLPr(uid2); 5569 if (obj != null) { 5570 if (obj instanceof SharedUserSetting) { 5571 if (isCallerInstantApp) { 5572 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5573 } 5574 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5575 } else if (obj instanceof PackageSetting) { 5576 final PackageSetting ps = (PackageSetting) obj; 5577 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5578 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5579 } 5580 s2 = ps.signatures.mSigningDetails.signatures; 5581 } else { 5582 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5583 } 5584 } else { 5585 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5586 } 5587 return compareSignatures(s1, s2); 5588 } 5589 } 5590 5591 @Override 5592 public boolean hasSigningCertificate( 5593 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5594 5595 synchronized (mPackages) { 5596 final PackageParser.Package p = mPackages.get(packageName); 5597 if (p == null || p.mExtras == null) { 5598 return false; 5599 } 5600 final int callingUid = Binder.getCallingUid(); 5601 final int callingUserId = UserHandle.getUserId(callingUid); 5602 final PackageSetting ps = (PackageSetting) p.mExtras; 5603 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5604 return false; 5605 } 5606 switch (type) { 5607 case CERT_INPUT_RAW_X509: 5608 return p.mSigningDetails.hasCertificate(certificate); 5609 case CERT_INPUT_SHA256: 5610 return p.mSigningDetails.hasSha256Certificate(certificate); 5611 default: 5612 return false; 5613 } 5614 } 5615 } 5616 5617 @Override 5618 public boolean hasUidSigningCertificate( 5619 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5620 final int callingUid = Binder.getCallingUid(); 5621 final int callingUserId = UserHandle.getUserId(callingUid); 5622 // Map to base uids. 5623 uid = UserHandle.getAppId(uid); 5624 // reader 5625 synchronized (mPackages) { 5626 final PackageParser.SigningDetails signingDetails; 5627 final Object obj = mSettings.getUserIdLPr(uid); 5628 if (obj != null) { 5629 if (obj instanceof SharedUserSetting) { 5630 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5631 if (isCallerInstantApp) { 5632 return false; 5633 } 5634 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5635 } else if (obj instanceof PackageSetting) { 5636 final PackageSetting ps = (PackageSetting) obj; 5637 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5638 return false; 5639 } 5640 signingDetails = ps.signatures.mSigningDetails; 5641 } else { 5642 return false; 5643 } 5644 } else { 5645 return false; 5646 } 5647 switch (type) { 5648 case CERT_INPUT_RAW_X509: 5649 return signingDetails.hasCertificate(certificate); 5650 case CERT_INPUT_SHA256: 5651 return signingDetails.hasSha256Certificate(certificate); 5652 default: 5653 return false; 5654 } 5655 } 5656 } 5657 5658 /** 5659 * This method should typically only be used when granting or revoking 5660 * permissions, since the app may immediately restart after this call. 5661 * <p> 5662 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5663 * guard your work against the app being relaunched. 5664 */ 5665 private void killUid(int appId, int userId, String reason) { 5666 final long identity = Binder.clearCallingIdentity(); 5667 try { 5668 IActivityManager am = ActivityManager.getService(); 5669 if (am != null) { 5670 try { 5671 am.killUid(appId, userId, reason); 5672 } catch (RemoteException e) { 5673 /* ignore - same process */ 5674 } 5675 } 5676 } finally { 5677 Binder.restoreCallingIdentity(identity); 5678 } 5679 } 5680 5681 /** 5682 * If the database version for this type of package (internal storage or 5683 * external storage) is less than the version where package signatures 5684 * were updated, return true. 5685 */ 5686 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5687 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5688 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5689 } 5690 5691 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5692 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5693 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5694 } 5695 5696 @Override 5697 public List<String> getAllPackages() { 5698 final int callingUid = Binder.getCallingUid(); 5699 final int callingUserId = UserHandle.getUserId(callingUid); 5700 synchronized (mPackages) { 5701 if (canViewInstantApps(callingUid, callingUserId)) { 5702 return new ArrayList<String>(mPackages.keySet()); 5703 } 5704 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5705 final List<String> result = new ArrayList<>(); 5706 if (instantAppPkgName != null) { 5707 // caller is an instant application; filter unexposed applications 5708 for (PackageParser.Package pkg : mPackages.values()) { 5709 if (!pkg.visibleToInstantApps) { 5710 continue; 5711 } 5712 result.add(pkg.packageName); 5713 } 5714 } else { 5715 // caller is a normal application; filter instant applications 5716 for (PackageParser.Package pkg : mPackages.values()) { 5717 final PackageSetting ps = 5718 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5719 if (ps != null 5720 && ps.getInstantApp(callingUserId) 5721 && !mInstantAppRegistry.isInstantAccessGranted( 5722 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5723 continue; 5724 } 5725 result.add(pkg.packageName); 5726 } 5727 } 5728 return result; 5729 } 5730 } 5731 5732 @Override 5733 public String[] getPackagesForUid(int uid) { 5734 final int callingUid = Binder.getCallingUid(); 5735 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5736 final int userId = UserHandle.getUserId(uid); 5737 uid = UserHandle.getAppId(uid); 5738 // reader 5739 synchronized (mPackages) { 5740 Object obj = mSettings.getUserIdLPr(uid); 5741 if (obj instanceof SharedUserSetting) { 5742 if (isCallerInstantApp) { 5743 return null; 5744 } 5745 final SharedUserSetting sus = (SharedUserSetting) obj; 5746 final int N = sus.packages.size(); 5747 String[] res = new String[N]; 5748 final Iterator<PackageSetting> it = sus.packages.iterator(); 5749 int i = 0; 5750 while (it.hasNext()) { 5751 PackageSetting ps = it.next(); 5752 if (ps.getInstalled(userId)) { 5753 res[i++] = ps.name; 5754 } else { 5755 res = ArrayUtils.removeElement(String.class, res, res[i]); 5756 } 5757 } 5758 return res; 5759 } else if (obj instanceof PackageSetting) { 5760 final PackageSetting ps = (PackageSetting) obj; 5761 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5762 return new String[]{ps.name}; 5763 } 5764 } 5765 } 5766 return null; 5767 } 5768 5769 @Override 5770 public String getNameForUid(int uid) { 5771 final int callingUid = Binder.getCallingUid(); 5772 if (getInstantAppPackageName(callingUid) != null) { 5773 return null; 5774 } 5775 synchronized (mPackages) { 5776 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5777 if (obj instanceof SharedUserSetting) { 5778 final SharedUserSetting sus = (SharedUserSetting) obj; 5779 return sus.name + ":" + sus.userId; 5780 } else if (obj instanceof PackageSetting) { 5781 final PackageSetting ps = (PackageSetting) obj; 5782 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5783 return null; 5784 } 5785 return ps.name; 5786 } 5787 return null; 5788 } 5789 } 5790 5791 @Override 5792 public String[] getNamesForUids(int[] uids) { 5793 if (uids == null || uids.length == 0) { 5794 return null; 5795 } 5796 final int callingUid = Binder.getCallingUid(); 5797 if (getInstantAppPackageName(callingUid) != null) { 5798 return null; 5799 } 5800 final String[] names = new String[uids.length]; 5801 synchronized (mPackages) { 5802 for (int i = uids.length - 1; i >= 0; i--) { 5803 final int uid = uids[i]; 5804 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5805 if (obj instanceof SharedUserSetting) { 5806 final SharedUserSetting sus = (SharedUserSetting) obj; 5807 names[i] = "shared:" + sus.name; 5808 } else if (obj instanceof PackageSetting) { 5809 final PackageSetting ps = (PackageSetting) obj; 5810 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5811 names[i] = null; 5812 } else { 5813 names[i] = ps.name; 5814 } 5815 } else { 5816 names[i] = null; 5817 } 5818 } 5819 } 5820 return names; 5821 } 5822 5823 @Override 5824 public int getUidForSharedUser(String sharedUserName) { 5825 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5826 return -1; 5827 } 5828 if (sharedUserName == null) { 5829 return -1; 5830 } 5831 // reader 5832 synchronized (mPackages) { 5833 SharedUserSetting suid; 5834 try { 5835 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5836 if (suid != null) { 5837 return suid.userId; 5838 } 5839 } catch (PackageManagerException ignore) { 5840 // can't happen, but, still need to catch it 5841 } 5842 return -1; 5843 } 5844 } 5845 5846 @Override 5847 public int getFlagsForUid(int uid) { 5848 final int callingUid = Binder.getCallingUid(); 5849 if (getInstantAppPackageName(callingUid) != null) { 5850 return 0; 5851 } 5852 synchronized (mPackages) { 5853 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5854 if (obj instanceof SharedUserSetting) { 5855 final SharedUserSetting sus = (SharedUserSetting) obj; 5856 return sus.pkgFlags; 5857 } else if (obj instanceof PackageSetting) { 5858 final PackageSetting ps = (PackageSetting) obj; 5859 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5860 return 0; 5861 } 5862 return ps.pkgFlags; 5863 } 5864 } 5865 return 0; 5866 } 5867 5868 @Override 5869 public int getPrivateFlagsForUid(int uid) { 5870 final int callingUid = Binder.getCallingUid(); 5871 if (getInstantAppPackageName(callingUid) != null) { 5872 return 0; 5873 } 5874 synchronized (mPackages) { 5875 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5876 if (obj instanceof SharedUserSetting) { 5877 final SharedUserSetting sus = (SharedUserSetting) obj; 5878 return sus.pkgPrivateFlags; 5879 } else if (obj instanceof PackageSetting) { 5880 final PackageSetting ps = (PackageSetting) obj; 5881 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5882 return 0; 5883 } 5884 return ps.pkgPrivateFlags; 5885 } 5886 } 5887 return 0; 5888 } 5889 5890 @Override 5891 public boolean isUidPrivileged(int uid) { 5892 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5893 return false; 5894 } 5895 uid = UserHandle.getAppId(uid); 5896 // reader 5897 synchronized (mPackages) { 5898 Object obj = mSettings.getUserIdLPr(uid); 5899 if (obj instanceof SharedUserSetting) { 5900 final SharedUserSetting sus = (SharedUserSetting) obj; 5901 final Iterator<PackageSetting> it = sus.packages.iterator(); 5902 while (it.hasNext()) { 5903 if (it.next().isPrivileged()) { 5904 return true; 5905 } 5906 } 5907 } else if (obj instanceof PackageSetting) { 5908 final PackageSetting ps = (PackageSetting) obj; 5909 return ps.isPrivileged(); 5910 } 5911 } 5912 return false; 5913 } 5914 5915 @Override 5916 public String[] getAppOpPermissionPackages(String permName) { 5917 return mPermissionManager.getAppOpPermissionPackages(permName); 5918 } 5919 5920 @Override 5921 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5922 int flags, int userId) { 5923 return resolveIntentInternal( 5924 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5925 } 5926 5927 /** 5928 * Normally instant apps can only be resolved when they're visible to the caller. 5929 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5930 * since we need to allow the system to start any installed application. 5931 */ 5932 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5933 int flags, int userId, boolean resolveForStart) { 5934 try { 5935 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5936 5937 if (!sUserManager.exists(userId)) return null; 5938 final int callingUid = Binder.getCallingUid(); 5939 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5940 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5941 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5942 5943 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5944 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5945 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5946 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5947 5948 final ResolveInfo bestChoice = 5949 chooseBestActivity(intent, resolvedType, flags, query, userId); 5950 return bestChoice; 5951 } finally { 5952 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5953 } 5954 } 5955 5956 @Override 5957 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5958 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5959 throw new SecurityException( 5960 "findPersistentPreferredActivity can only be run by the system"); 5961 } 5962 if (!sUserManager.exists(userId)) { 5963 return null; 5964 } 5965 final int callingUid = Binder.getCallingUid(); 5966 intent = updateIntentForResolve(intent); 5967 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5968 final int flags = updateFlagsForResolve( 5969 0, userId, intent, callingUid, false /*includeInstantApps*/); 5970 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5971 userId); 5972 synchronized (mPackages) { 5973 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5974 userId); 5975 } 5976 } 5977 5978 @Override 5979 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5980 IntentFilter filter, int match, ComponentName activity) { 5981 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5982 return; 5983 } 5984 final int userId = UserHandle.getCallingUserId(); 5985 if (DEBUG_PREFERRED) { 5986 Log.v(TAG, "setLastChosenActivity intent=" + intent 5987 + " resolvedType=" + resolvedType 5988 + " flags=" + flags 5989 + " filter=" + filter 5990 + " match=" + match 5991 + " activity=" + activity); 5992 filter.dump(new PrintStreamPrinter(System.out), " "); 5993 } 5994 intent.setComponent(null); 5995 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5996 userId); 5997 // Find any earlier preferred or last chosen entries and nuke them 5998 findPreferredActivity(intent, resolvedType, 5999 flags, query, 0, false, true, false, userId); 6000 // Add the new activity as the last chosen for this filter 6001 addPreferredActivityInternal(filter, match, null, activity, false, userId, 6002 "Setting last chosen"); 6003 } 6004 6005 @Override 6006 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 6007 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 6008 return null; 6009 } 6010 final int userId = UserHandle.getCallingUserId(); 6011 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 6012 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 6013 userId); 6014 return findPreferredActivity(intent, resolvedType, flags, query, 0, 6015 false, false, false, userId); 6016 } 6017 6018 /** 6019 * Returns whether or not instant apps have been disabled remotely. 6020 */ 6021 private boolean areWebInstantAppsDisabled() { 6022 return mWebInstantAppsDisabled; 6023 } 6024 6025 private boolean isInstantAppResolutionAllowed( 6026 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 6027 boolean skipPackageCheck) { 6028 if (mInstantAppResolverConnection == null) { 6029 return false; 6030 } 6031 if (mInstantAppInstallerActivity == null) { 6032 return false; 6033 } 6034 if (intent.getComponent() != null) { 6035 return false; 6036 } 6037 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 6038 return false; 6039 } 6040 if (!skipPackageCheck && intent.getPackage() != null) { 6041 return false; 6042 } 6043 if (!intent.isWebIntent()) { 6044 // for non web intents, we should not resolve externally if an app already exists to 6045 // handle it or if the caller didn't explicitly request it. 6046 if ((resolvedActivities != null && resolvedActivities.size() != 0) 6047 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 6048 return false; 6049 } 6050 } else { 6051 if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 6052 return false; 6053 } else if (areWebInstantAppsDisabled()) { 6054 return false; 6055 } 6056 } 6057 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 6058 // Or if there's already an ephemeral app installed that handles the action 6059 synchronized (mPackages) { 6060 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 6061 for (int n = 0; n < count; n++) { 6062 final ResolveInfo info = resolvedActivities.get(n); 6063 final String packageName = info.activityInfo.packageName; 6064 final PackageSetting ps = mSettings.mPackages.get(packageName); 6065 if (ps != null) { 6066 // only check domain verification status if the app is not a browser 6067 if (!info.handleAllWebDataURI) { 6068 // Try to get the status from User settings first 6069 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6070 final int status = (int) (packedStatus >> 32); 6071 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6072 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6073 if (DEBUG_INSTANT) { 6074 Slog.v(TAG, "DENY instant app;" 6075 + " pkg: " + packageName + ", status: " + status); 6076 } 6077 return false; 6078 } 6079 } 6080 if (ps.getInstantApp(userId)) { 6081 if (DEBUG_INSTANT) { 6082 Slog.v(TAG, "DENY instant app installed;" 6083 + " pkg: " + packageName); 6084 } 6085 return false; 6086 } 6087 } 6088 } 6089 } 6090 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6091 return true; 6092 } 6093 6094 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6095 Intent origIntent, String resolvedType, String callingPackage, 6096 Bundle verificationBundle, int userId) { 6097 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6098 new InstantAppRequest(responseObj, origIntent, resolvedType, 6099 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6100 mHandler.sendMessage(msg); 6101 } 6102 6103 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6104 int flags, List<ResolveInfo> query, int userId) { 6105 if (query != null) { 6106 final int N = query.size(); 6107 if (N == 1) { 6108 return query.get(0); 6109 } else if (N > 1) { 6110 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6111 // If there is more than one activity with the same priority, 6112 // then let the user decide between them. 6113 ResolveInfo r0 = query.get(0); 6114 ResolveInfo r1 = query.get(1); 6115 if (DEBUG_INTENT_MATCHING || debug) { 6116 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6117 + r1.activityInfo.name + "=" + r1.priority); 6118 } 6119 // If the first activity has a higher priority, or a different 6120 // default, then it is always desirable to pick it. 6121 if (r0.priority != r1.priority 6122 || r0.preferredOrder != r1.preferredOrder 6123 || r0.isDefault != r1.isDefault) { 6124 return query.get(0); 6125 } 6126 // If we have saved a preference for a preferred activity for 6127 // this Intent, use that. 6128 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6129 flags, query, r0.priority, true, false, debug, userId); 6130 if (ri != null) { 6131 return ri; 6132 } 6133 // If we have an ephemeral app, use it 6134 for (int i = 0; i < N; i++) { 6135 ri = query.get(i); 6136 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6137 final String packageName = ri.activityInfo.packageName; 6138 final PackageSetting ps = mSettings.mPackages.get(packageName); 6139 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6140 final int status = (int)(packedStatus >> 32); 6141 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6142 return ri; 6143 } 6144 } 6145 } 6146 ri = new ResolveInfo(mResolveInfo); 6147 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6148 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6149 // If all of the options come from the same package, show the application's 6150 // label and icon instead of the generic resolver's. 6151 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6152 // and then throw away the ResolveInfo itself, meaning that the caller loses 6153 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6154 // a fallback for this case; we only set the target package's resources on 6155 // the ResolveInfo, not the ActivityInfo. 6156 final String intentPackage = intent.getPackage(); 6157 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6158 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6159 ri.resolvePackageName = intentPackage; 6160 if (userNeedsBadging(userId)) { 6161 ri.noResourceId = true; 6162 } else { 6163 ri.icon = appi.icon; 6164 } 6165 ri.iconResourceId = appi.icon; 6166 ri.labelRes = appi.labelRes; 6167 } 6168 ri.activityInfo.applicationInfo = new ApplicationInfo( 6169 ri.activityInfo.applicationInfo); 6170 if (userId != 0) { 6171 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6172 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6173 } 6174 // Make sure that the resolver is displayable in car mode 6175 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6176 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6177 return ri; 6178 } 6179 } 6180 return null; 6181 } 6182 6183 /** 6184 * Return true if the given list is not empty and all of its contents have 6185 * an activityInfo with the given package name. 6186 */ 6187 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6188 if (ArrayUtils.isEmpty(list)) { 6189 return false; 6190 } 6191 for (int i = 0, N = list.size(); i < N; i++) { 6192 final ResolveInfo ri = list.get(i); 6193 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6194 if (ai == null || !packageName.equals(ai.packageName)) { 6195 return false; 6196 } 6197 } 6198 return true; 6199 } 6200 6201 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6202 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6203 final int N = query.size(); 6204 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6205 .get(userId); 6206 // Get the list of persistent preferred activities that handle the intent 6207 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6208 List<PersistentPreferredActivity> pprefs = ppir != null 6209 ? ppir.queryIntent(intent, resolvedType, 6210 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6211 userId) 6212 : null; 6213 if (pprefs != null && pprefs.size() > 0) { 6214 final int M = pprefs.size(); 6215 for (int i=0; i<M; i++) { 6216 final PersistentPreferredActivity ppa = pprefs.get(i); 6217 if (DEBUG_PREFERRED || debug) { 6218 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6219 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6220 + "\n component=" + ppa.mComponent); 6221 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6222 } 6223 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6224 flags | MATCH_DISABLED_COMPONENTS, userId); 6225 if (DEBUG_PREFERRED || debug) { 6226 Slog.v(TAG, "Found persistent preferred activity:"); 6227 if (ai != null) { 6228 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6229 } else { 6230 Slog.v(TAG, " null"); 6231 } 6232 } 6233 if (ai == null) { 6234 // This previously registered persistent preferred activity 6235 // component is no longer known. Ignore it and do NOT remove it. 6236 continue; 6237 } 6238 for (int j=0; j<N; j++) { 6239 final ResolveInfo ri = query.get(j); 6240 if (!ri.activityInfo.applicationInfo.packageName 6241 .equals(ai.applicationInfo.packageName)) { 6242 continue; 6243 } 6244 if (!ri.activityInfo.name.equals(ai.name)) { 6245 continue; 6246 } 6247 // Found a persistent preference that can handle the intent. 6248 if (DEBUG_PREFERRED || debug) { 6249 Slog.v(TAG, "Returning persistent preferred activity: " + 6250 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6251 } 6252 return ri; 6253 } 6254 } 6255 } 6256 return null; 6257 } 6258 6259 // TODO: handle preferred activities missing while user has amnesia 6260 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6261 List<ResolveInfo> query, int priority, boolean always, 6262 boolean removeMatches, boolean debug, int userId) { 6263 if (!sUserManager.exists(userId)) return null; 6264 final int callingUid = Binder.getCallingUid(); 6265 flags = updateFlagsForResolve( 6266 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6267 intent = updateIntentForResolve(intent); 6268 // writer 6269 synchronized (mPackages) { 6270 // Try to find a matching persistent preferred activity. 6271 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6272 debug, userId); 6273 6274 // If a persistent preferred activity matched, use it. 6275 if (pri != null) { 6276 return pri; 6277 } 6278 6279 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6280 // Get the list of preferred activities that handle the intent 6281 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6282 List<PreferredActivity> prefs = pir != null 6283 ? pir.queryIntent(intent, resolvedType, 6284 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6285 userId) 6286 : null; 6287 if (prefs != null && prefs.size() > 0) { 6288 boolean changed = false; 6289 try { 6290 // First figure out how good the original match set is. 6291 // We will only allow preferred activities that came 6292 // from the same match quality. 6293 int match = 0; 6294 6295 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6296 6297 final int N = query.size(); 6298 for (int j=0; j<N; j++) { 6299 final ResolveInfo ri = query.get(j); 6300 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6301 + ": 0x" + Integer.toHexString(match)); 6302 if (ri.match > match) { 6303 match = ri.match; 6304 } 6305 } 6306 6307 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6308 + Integer.toHexString(match)); 6309 6310 match &= IntentFilter.MATCH_CATEGORY_MASK; 6311 final int M = prefs.size(); 6312 for (int i=0; i<M; i++) { 6313 final PreferredActivity pa = prefs.get(i); 6314 if (DEBUG_PREFERRED || debug) { 6315 Slog.v(TAG, "Checking PreferredActivity ds=" 6316 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6317 + "\n component=" + pa.mPref.mComponent); 6318 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6319 } 6320 if (pa.mPref.mMatch != match) { 6321 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6322 + Integer.toHexString(pa.mPref.mMatch)); 6323 continue; 6324 } 6325 // If it's not an "always" type preferred activity and that's what we're 6326 // looking for, skip it. 6327 if (always && !pa.mPref.mAlways) { 6328 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6329 continue; 6330 } 6331 final ActivityInfo ai = getActivityInfo( 6332 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6333 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6334 userId); 6335 if (DEBUG_PREFERRED || debug) { 6336 Slog.v(TAG, "Found preferred activity:"); 6337 if (ai != null) { 6338 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6339 } else { 6340 Slog.v(TAG, " null"); 6341 } 6342 } 6343 if (ai == null) { 6344 // This previously registered preferred activity 6345 // component is no longer known. Most likely an update 6346 // to the app was installed and in the new version this 6347 // component no longer exists. Clean it up by removing 6348 // it from the preferred activities list, and skip it. 6349 Slog.w(TAG, "Removing dangling preferred activity: " 6350 + pa.mPref.mComponent); 6351 pir.removeFilter(pa); 6352 changed = true; 6353 continue; 6354 } 6355 for (int j=0; j<N; j++) { 6356 final ResolveInfo ri = query.get(j); 6357 if (!ri.activityInfo.applicationInfo.packageName 6358 .equals(ai.applicationInfo.packageName)) { 6359 continue; 6360 } 6361 if (!ri.activityInfo.name.equals(ai.name)) { 6362 continue; 6363 } 6364 6365 if (removeMatches) { 6366 pir.removeFilter(pa); 6367 changed = true; 6368 if (DEBUG_PREFERRED) { 6369 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6370 } 6371 break; 6372 } 6373 6374 // Okay we found a previously set preferred or last chosen app. 6375 // If the result set is different from when this 6376 // was created, and is not a subset of the preferred set, we need to 6377 // clear it and re-ask the user their preference, if we're looking for 6378 // an "always" type entry. 6379 if (always && !pa.mPref.sameSet(query)) { 6380 if (pa.mPref.isSuperset(query)) { 6381 // some components of the set are no longer present in 6382 // the query, but the preferred activity can still be reused 6383 if (DEBUG_PREFERRED) { 6384 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6385 + " still valid as only non-preferred components" 6386 + " were removed for " + intent + " type " 6387 + resolvedType); 6388 } 6389 // remove obsolete components and re-add the up-to-date filter 6390 PreferredActivity freshPa = new PreferredActivity(pa, 6391 pa.mPref.mMatch, 6392 pa.mPref.discardObsoleteComponents(query), 6393 pa.mPref.mComponent, 6394 pa.mPref.mAlways); 6395 pir.removeFilter(pa); 6396 pir.addFilter(freshPa); 6397 changed = true; 6398 } else { 6399 Slog.i(TAG, 6400 "Result set changed, dropping preferred activity for " 6401 + intent + " type " + resolvedType); 6402 if (DEBUG_PREFERRED) { 6403 Slog.v(TAG, "Removing preferred activity since set changed " 6404 + pa.mPref.mComponent); 6405 } 6406 pir.removeFilter(pa); 6407 // Re-add the filter as a "last chosen" entry (!always) 6408 PreferredActivity lastChosen = new PreferredActivity( 6409 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6410 pir.addFilter(lastChosen); 6411 changed = true; 6412 return null; 6413 } 6414 } 6415 6416 // Yay! Either the set matched or we're looking for the last chosen 6417 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6418 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6419 return ri; 6420 } 6421 } 6422 } finally { 6423 if (changed) { 6424 if (DEBUG_PREFERRED) { 6425 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6426 } 6427 scheduleWritePackageRestrictionsLocked(userId); 6428 } 6429 } 6430 } 6431 } 6432 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6433 return null; 6434 } 6435 6436 /* 6437 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6438 */ 6439 @Override 6440 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6441 int targetUserId) { 6442 mContext.enforceCallingOrSelfPermission( 6443 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6444 List<CrossProfileIntentFilter> matches = 6445 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6446 if (matches != null) { 6447 int size = matches.size(); 6448 for (int i = 0; i < size; i++) { 6449 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6450 } 6451 } 6452 if (intent.hasWebURI()) { 6453 // cross-profile app linking works only towards the parent. 6454 final int callingUid = Binder.getCallingUid(); 6455 final UserInfo parent = getProfileParent(sourceUserId); 6456 synchronized(mPackages) { 6457 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6458 false /*includeInstantApps*/); 6459 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6460 intent, resolvedType, flags, sourceUserId, parent.id); 6461 return xpDomainInfo != null; 6462 } 6463 } 6464 return false; 6465 } 6466 6467 private UserInfo getProfileParent(int userId) { 6468 final long identity = Binder.clearCallingIdentity(); 6469 try { 6470 return sUserManager.getProfileParent(userId); 6471 } finally { 6472 Binder.restoreCallingIdentity(identity); 6473 } 6474 } 6475 6476 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6477 String resolvedType, int userId) { 6478 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6479 if (resolver != null) { 6480 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6481 } 6482 return null; 6483 } 6484 6485 @Override 6486 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6487 String resolvedType, int flags, int userId) { 6488 try { 6489 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6490 6491 return new ParceledListSlice<>( 6492 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6493 } finally { 6494 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6495 } 6496 } 6497 6498 /** 6499 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6500 * instant, returns {@code null}. 6501 */ 6502 private String getInstantAppPackageName(int callingUid) { 6503 synchronized (mPackages) { 6504 // If the caller is an isolated app use the owner's uid for the lookup. 6505 if (Process.isIsolated(callingUid)) { 6506 callingUid = mIsolatedOwners.get(callingUid); 6507 } 6508 final int appId = UserHandle.getAppId(callingUid); 6509 final Object obj = mSettings.getUserIdLPr(appId); 6510 if (obj instanceof PackageSetting) { 6511 final PackageSetting ps = (PackageSetting) obj; 6512 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6513 return isInstantApp ? ps.pkg.packageName : null; 6514 } 6515 } 6516 return null; 6517 } 6518 6519 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6520 String resolvedType, int flags, int userId) { 6521 return queryIntentActivitiesInternal( 6522 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6523 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6524 } 6525 6526 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6527 String resolvedType, int flags, int filterCallingUid, int userId, 6528 boolean resolveForStart, boolean allowDynamicSplits) { 6529 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6530 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6531 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6532 false /* requireFullPermission */, false /* checkShell */, 6533 "query intent activities"); 6534 final String pkgName = intent.getPackage(); 6535 ComponentName comp = intent.getComponent(); 6536 if (comp == null) { 6537 if (intent.getSelector() != null) { 6538 intent = intent.getSelector(); 6539 comp = intent.getComponent(); 6540 } 6541 } 6542 6543 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6544 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6545 if (comp != null) { 6546 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6547 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6548 if (ai != null) { 6549 // When specifying an explicit component, we prevent the activity from being 6550 // used when either 1) the calling package is normal and the activity is within 6551 // an ephemeral application or 2) the calling package is ephemeral and the 6552 // activity is not visible to ephemeral applications. 6553 final boolean matchInstantApp = 6554 (flags & PackageManager.MATCH_INSTANT) != 0; 6555 final boolean matchVisibleToInstantAppOnly = 6556 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6557 final boolean matchExplicitlyVisibleOnly = 6558 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6559 final boolean isCallerInstantApp = 6560 instantAppPkgName != null; 6561 final boolean isTargetSameInstantApp = 6562 comp.getPackageName().equals(instantAppPkgName); 6563 final boolean isTargetInstantApp = 6564 (ai.applicationInfo.privateFlags 6565 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6566 final boolean isTargetVisibleToInstantApp = 6567 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6568 final boolean isTargetExplicitlyVisibleToInstantApp = 6569 isTargetVisibleToInstantApp 6570 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6571 final boolean isTargetHiddenFromInstantApp = 6572 !isTargetVisibleToInstantApp 6573 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6574 final boolean blockResolution = 6575 !isTargetSameInstantApp 6576 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6577 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6578 && isTargetHiddenFromInstantApp)); 6579 if (!blockResolution) { 6580 final ResolveInfo ri = new ResolveInfo(); 6581 ri.activityInfo = ai; 6582 list.add(ri); 6583 } 6584 } 6585 return applyPostResolutionFilter( 6586 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6587 } 6588 6589 // reader 6590 boolean sortResult = false; 6591 boolean addInstant = false; 6592 List<ResolveInfo> result; 6593 synchronized (mPackages) { 6594 if (pkgName == null) { 6595 List<CrossProfileIntentFilter> matchingFilters = 6596 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6597 // Check for results that need to skip the current profile. 6598 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6599 resolvedType, flags, userId); 6600 if (xpResolveInfo != null) { 6601 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6602 xpResult.add(xpResolveInfo); 6603 return applyPostResolutionFilter( 6604 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6605 allowDynamicSplits, filterCallingUid, userId, intent); 6606 } 6607 6608 // Check for results in the current profile. 6609 result = filterIfNotSystemUser(mActivities.queryIntent( 6610 intent, resolvedType, flags, userId), userId); 6611 addInstant = isInstantAppResolutionAllowed(intent, result, userId, 6612 false /*skipPackageCheck*/); 6613 // Check for cross profile results. 6614 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6615 xpResolveInfo = queryCrossProfileIntents( 6616 matchingFilters, intent, resolvedType, flags, userId, 6617 hasNonNegativePriorityResult); 6618 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6619 boolean isVisibleToUser = filterIfNotSystemUser( 6620 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6621 if (isVisibleToUser) { 6622 result.add(xpResolveInfo); 6623 sortResult = true; 6624 } 6625 } 6626 if (intent.hasWebURI()) { 6627 CrossProfileDomainInfo xpDomainInfo = null; 6628 final UserInfo parent = getProfileParent(userId); 6629 if (parent != null) { 6630 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6631 flags, userId, parent.id); 6632 } 6633 if (xpDomainInfo != null) { 6634 if (xpResolveInfo != null) { 6635 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6636 // in the result. 6637 result.remove(xpResolveInfo); 6638 } 6639 if (result.size() == 0 && !addInstant) { 6640 // No result in current profile, but found candidate in parent user. 6641 // And we are not going to add emphemeral app, so we can return the 6642 // result straight away. 6643 result.add(xpDomainInfo.resolveInfo); 6644 return applyPostResolutionFilter(result, instantAppPkgName, 6645 allowDynamicSplits, filterCallingUid, userId, intent); 6646 } 6647 } else if (result.size() <= 1 && !addInstant) { 6648 // No result in parent user and <= 1 result in current profile, and we 6649 // are not going to add emphemeral app, so we can return the result without 6650 // further processing. 6651 return applyPostResolutionFilter(result, instantAppPkgName, 6652 allowDynamicSplits, filterCallingUid, userId, intent); 6653 } 6654 // We have more than one candidate (combining results from current and parent 6655 // profile), so we need filtering and sorting. 6656 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6657 intent, flags, result, xpDomainInfo, userId); 6658 sortResult = true; 6659 } 6660 } else { 6661 final PackageParser.Package pkg = mPackages.get(pkgName); 6662 result = null; 6663 if (pkg != null) { 6664 result = filterIfNotSystemUser( 6665 mActivities.queryIntentForPackage( 6666 intent, resolvedType, flags, pkg.activities, userId), 6667 userId); 6668 } 6669 if (result == null || result.size() == 0) { 6670 // the caller wants to resolve for a particular package; however, there 6671 // were no installed results, so, try to find an ephemeral result 6672 addInstant = isInstantAppResolutionAllowed( 6673 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6674 if (result == null) { 6675 result = new ArrayList<>(); 6676 } 6677 } 6678 } 6679 } 6680 if (addInstant) { 6681 result = maybeAddInstantAppInstaller( 6682 result, intent, resolvedType, flags, userId, resolveForStart); 6683 } 6684 if (sortResult) { 6685 Collections.sort(result, mResolvePrioritySorter); 6686 } 6687 return applyPostResolutionFilter( 6688 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6689 } 6690 6691 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6692 String resolvedType, int flags, int userId, boolean resolveForStart) { 6693 // first, check to see if we've got an instant app already installed 6694 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6695 ResolveInfo localInstantApp = null; 6696 boolean blockResolution = false; 6697 if (!alreadyResolvedLocally) { 6698 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6699 flags 6700 | PackageManager.GET_RESOLVED_FILTER 6701 | PackageManager.MATCH_INSTANT 6702 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6703 userId); 6704 for (int i = instantApps.size() - 1; i >= 0; --i) { 6705 final ResolveInfo info = instantApps.get(i); 6706 final String packageName = info.activityInfo.packageName; 6707 final PackageSetting ps = mSettings.mPackages.get(packageName); 6708 if (ps.getInstantApp(userId)) { 6709 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6710 final int status = (int)(packedStatus >> 32); 6711 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6712 // there's a local instant application installed, but, the user has 6713 // chosen to never use it; skip resolution and don't acknowledge 6714 // an instant application is even available 6715 if (DEBUG_INSTANT) { 6716 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6717 } 6718 blockResolution = true; 6719 break; 6720 } else { 6721 // we have a locally installed instant application; skip resolution 6722 // but acknowledge there's an instant application available 6723 if (DEBUG_INSTANT) { 6724 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6725 } 6726 localInstantApp = info; 6727 break; 6728 } 6729 } 6730 } 6731 } 6732 // no app installed, let's see if one's available 6733 AuxiliaryResolveInfo auxiliaryResponse = null; 6734 if (!blockResolution) { 6735 if (localInstantApp == null) { 6736 // we don't have an instant app locally, resolve externally 6737 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6738 final InstantAppRequest requestObject = new InstantAppRequest( 6739 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6740 null /*callingPackage*/, userId, null /*verificationBundle*/, 6741 resolveForStart); 6742 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6743 mInstantAppResolverConnection, requestObject); 6744 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6745 } else { 6746 // we have an instant application locally, but, we can't admit that since 6747 // callers shouldn't be able to determine prior browsing. create a dummy 6748 // auxiliary response so the downstream code behaves as if there's an 6749 // instant application available externally. when it comes time to start 6750 // the instant application, we'll do the right thing. 6751 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6752 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6753 ai.packageName, ai.versionCode, null /* splitName */); 6754 } 6755 } 6756 if (intent.isWebIntent() && auxiliaryResponse == null) { 6757 return result; 6758 } 6759 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6760 if (ps == null 6761 || ps.getUserState().get(userId) == null 6762 || !ps.getUserState().get(userId).isEnabled(mInstantAppInstallerActivity, 0)) { 6763 return result; 6764 } 6765 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6766 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6767 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6768 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6769 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6770 // add a non-generic filter 6771 ephemeralInstaller.filter = new IntentFilter(); 6772 if (intent.getAction() != null) { 6773 ephemeralInstaller.filter.addAction(intent.getAction()); 6774 } 6775 if (intent.getData() != null && intent.getData().getPath() != null) { 6776 ephemeralInstaller.filter.addDataPath( 6777 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6778 } 6779 ephemeralInstaller.isInstantAppAvailable = true; 6780 // make sure this resolver is the default 6781 ephemeralInstaller.isDefault = true; 6782 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6783 if (DEBUG_INSTANT) { 6784 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6785 } 6786 6787 result.add(ephemeralInstaller); 6788 return result; 6789 } 6790 6791 private static class CrossProfileDomainInfo { 6792 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6793 ResolveInfo resolveInfo; 6794 /* Best domain verification status of the activities found in the other profile */ 6795 int bestDomainVerificationStatus; 6796 } 6797 6798 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6799 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6800 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6801 sourceUserId)) { 6802 return null; 6803 } 6804 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6805 resolvedType, flags, parentUserId); 6806 6807 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6808 return null; 6809 } 6810 CrossProfileDomainInfo result = null; 6811 int size = resultTargetUser.size(); 6812 for (int i = 0; i < size; i++) { 6813 ResolveInfo riTargetUser = resultTargetUser.get(i); 6814 // Intent filter verification is only for filters that specify a host. So don't return 6815 // those that handle all web uris. 6816 if (riTargetUser.handleAllWebDataURI) { 6817 continue; 6818 } 6819 String packageName = riTargetUser.activityInfo.packageName; 6820 PackageSetting ps = mSettings.mPackages.get(packageName); 6821 if (ps == null) { 6822 continue; 6823 } 6824 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6825 int status = (int)(verificationState >> 32); 6826 if (result == null) { 6827 result = new CrossProfileDomainInfo(); 6828 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6829 sourceUserId, parentUserId); 6830 result.bestDomainVerificationStatus = status; 6831 } else { 6832 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6833 result.bestDomainVerificationStatus); 6834 } 6835 } 6836 // Don't consider matches with status NEVER across profiles. 6837 if (result != null && result.bestDomainVerificationStatus 6838 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6839 return null; 6840 } 6841 return result; 6842 } 6843 6844 /** 6845 * Verification statuses are ordered from the worse to the best, except for 6846 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6847 */ 6848 private int bestDomainVerificationStatus(int status1, int status2) { 6849 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6850 return status2; 6851 } 6852 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6853 return status1; 6854 } 6855 return (int) MathUtils.max(status1, status2); 6856 } 6857 6858 private boolean isUserEnabled(int userId) { 6859 long callingId = Binder.clearCallingIdentity(); 6860 try { 6861 UserInfo userInfo = sUserManager.getUserInfo(userId); 6862 return userInfo != null && userInfo.isEnabled(); 6863 } finally { 6864 Binder.restoreCallingIdentity(callingId); 6865 } 6866 } 6867 6868 /** 6869 * Filter out activities with systemUserOnly flag set, when current user is not System. 6870 * 6871 * @return filtered list 6872 */ 6873 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6874 if (userId == UserHandle.USER_SYSTEM) { 6875 return resolveInfos; 6876 } 6877 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6878 ResolveInfo info = resolveInfos.get(i); 6879 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6880 resolveInfos.remove(i); 6881 } 6882 } 6883 return resolveInfos; 6884 } 6885 6886 /** 6887 * Filters out ephemeral activities. 6888 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6889 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6890 * 6891 * @param resolveInfos The pre-filtered list of resolved activities 6892 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6893 * is performed. 6894 * @param intent 6895 * @return A filtered list of resolved activities. 6896 */ 6897 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6898 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId, 6899 Intent intent) { 6900 final boolean blockInstant = intent.isWebIntent() && areWebInstantAppsDisabled(); 6901 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6902 final ResolveInfo info = resolveInfos.get(i); 6903 // remove locally resolved instant app web results when disabled 6904 if (info.isInstantAppAvailable && blockInstant) { 6905 resolveInfos.remove(i); 6906 continue; 6907 } 6908 // allow activities that are defined in the provided package 6909 if (allowDynamicSplits 6910 && info.activityInfo != null 6911 && info.activityInfo.splitName != null 6912 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6913 info.activityInfo.splitName)) { 6914 if (mInstantAppInstallerActivity == null) { 6915 if (DEBUG_INSTALL) { 6916 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6917 } 6918 resolveInfos.remove(i); 6919 continue; 6920 } 6921 if (blockInstant && isInstantApp(info.activityInfo.packageName, userId)) { 6922 resolveInfos.remove(i); 6923 continue; 6924 } 6925 // requested activity is defined in a split that hasn't been installed yet. 6926 // add the installer to the resolve list 6927 if (DEBUG_INSTALL) { 6928 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6929 } 6930 final ResolveInfo installerInfo = new ResolveInfo( 6931 mInstantAppInstallerInfo); 6932 final ComponentName installFailureActivity = findInstallFailureActivity( 6933 info.activityInfo.packageName, filterCallingUid, userId); 6934 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6935 installFailureActivity, 6936 info.activityInfo.packageName, 6937 info.activityInfo.applicationInfo.versionCode, 6938 info.activityInfo.splitName); 6939 // add a non-generic filter 6940 installerInfo.filter = new IntentFilter(); 6941 6942 // This resolve info may appear in the chooser UI, so let us make it 6943 // look as the one it replaces as far as the user is concerned which 6944 // requires loading the correct label and icon for the resolve info. 6945 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6946 installerInfo.labelRes = info.resolveLabelResId(); 6947 installerInfo.icon = info.resolveIconResId(); 6948 installerInfo.isInstantAppAvailable = true; 6949 resolveInfos.set(i, installerInfo); 6950 continue; 6951 } 6952 // caller is a full app, don't need to apply any other filtering 6953 if (ephemeralPkgName == null) { 6954 continue; 6955 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6956 // caller is same app; don't need to apply any other filtering 6957 continue; 6958 } 6959 // allow activities that have been explicitly exposed to ephemeral apps 6960 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6961 if (!isEphemeralApp 6962 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6963 continue; 6964 } 6965 resolveInfos.remove(i); 6966 } 6967 return resolveInfos; 6968 } 6969 6970 /** 6971 * Returns the activity component that can handle install failures. 6972 * <p>By default, the instant application installer handles failures. However, an 6973 * application may want to handle failures on its own. Applications do this by 6974 * creating an activity with an intent filter that handles the action 6975 * {@link Intent#ACTION_INSTALL_FAILURE}. 6976 */ 6977 private @Nullable ComponentName findInstallFailureActivity( 6978 String packageName, int filterCallingUid, int userId) { 6979 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6980 failureActivityIntent.setPackage(packageName); 6981 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6982 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6983 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6984 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6985 final int NR = result.size(); 6986 if (NR > 0) { 6987 for (int i = 0; i < NR; i++) { 6988 final ResolveInfo info = result.get(i); 6989 if (info.activityInfo.splitName != null) { 6990 continue; 6991 } 6992 return new ComponentName(packageName, info.activityInfo.name); 6993 } 6994 } 6995 return null; 6996 } 6997 6998 /** 6999 * @param resolveInfos list of resolve infos in descending priority order 7000 * @return if the list contains a resolve info with non-negative priority 7001 */ 7002 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 7003 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 7004 } 7005 7006 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 7007 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 7008 int userId) { 7009 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 7010 7011 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7012 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 7013 candidates.size()); 7014 } 7015 7016 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 7017 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 7018 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 7019 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 7020 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 7021 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 7022 7023 synchronized (mPackages) { 7024 final int count = candidates.size(); 7025 // First, try to use linked apps. Partition the candidates into four lists: 7026 // one for the final results, one for the "do not use ever", one for "undefined status" 7027 // and finally one for "browser app type". 7028 for (int n=0; n<count; n++) { 7029 ResolveInfo info = candidates.get(n); 7030 String packageName = info.activityInfo.packageName; 7031 PackageSetting ps = mSettings.mPackages.get(packageName); 7032 if (ps != null) { 7033 // Add to the special match all list (Browser use case) 7034 if (info.handleAllWebDataURI) { 7035 matchAllList.add(info); 7036 continue; 7037 } 7038 // Try to get the status from User settings first 7039 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 7040 int status = (int)(packedStatus >> 32); 7041 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 7042 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 7043 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7044 Slog.i(TAG, " + always: " + info.activityInfo.packageName 7045 + " : linkgen=" + linkGeneration); 7046 } 7047 // Use link-enabled generation as preferredOrder, i.e. 7048 // prefer newly-enabled over earlier-enabled. 7049 info.preferredOrder = linkGeneration; 7050 alwaysList.add(info); 7051 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 7052 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7053 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 7054 } 7055 neverList.add(info); 7056 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 7057 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7058 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 7059 } 7060 alwaysAskList.add(info); 7061 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 7062 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 7063 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7064 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 7065 } 7066 undefinedList.add(info); 7067 } 7068 } 7069 } 7070 7071 // We'll want to include browser possibilities in a few cases 7072 boolean includeBrowser = false; 7073 7074 // First try to add the "always" resolution(s) for the current user, if any 7075 if (alwaysList.size() > 0) { 7076 result.addAll(alwaysList); 7077 } else { 7078 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7079 result.addAll(undefinedList); 7080 // Maybe add one for the other profile. 7081 if (xpDomainInfo != null && ( 7082 xpDomainInfo.bestDomainVerificationStatus 7083 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7084 result.add(xpDomainInfo.resolveInfo); 7085 } 7086 includeBrowser = true; 7087 } 7088 7089 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7090 // If there were 'always' entries their preferred order has been set, so we also 7091 // back that off to make the alternatives equivalent 7092 if (alwaysAskList.size() > 0) { 7093 for (ResolveInfo i : result) { 7094 i.preferredOrder = 0; 7095 } 7096 result.addAll(alwaysAskList); 7097 includeBrowser = true; 7098 } 7099 7100 if (includeBrowser) { 7101 // Also add browsers (all of them or only the default one) 7102 if (DEBUG_DOMAIN_VERIFICATION) { 7103 Slog.v(TAG, " ...including browsers in candidate set"); 7104 } 7105 if ((matchFlags & MATCH_ALL) != 0) { 7106 result.addAll(matchAllList); 7107 } else { 7108 // Browser/generic handling case. If there's a default browser, go straight 7109 // to that (but only if there is no other higher-priority match). 7110 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7111 int maxMatchPrio = 0; 7112 ResolveInfo defaultBrowserMatch = null; 7113 final int numCandidates = matchAllList.size(); 7114 for (int n = 0; n < numCandidates; n++) { 7115 ResolveInfo info = matchAllList.get(n); 7116 // track the highest overall match priority... 7117 if (info.priority > maxMatchPrio) { 7118 maxMatchPrio = info.priority; 7119 } 7120 // ...and the highest-priority default browser match 7121 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7122 if (defaultBrowserMatch == null 7123 || (defaultBrowserMatch.priority < info.priority)) { 7124 if (debug) { 7125 Slog.v(TAG, "Considering default browser match " + info); 7126 } 7127 defaultBrowserMatch = info; 7128 } 7129 } 7130 } 7131 if (defaultBrowserMatch != null 7132 && defaultBrowserMatch.priority >= maxMatchPrio 7133 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7134 { 7135 if (debug) { 7136 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7137 } 7138 result.add(defaultBrowserMatch); 7139 } else { 7140 result.addAll(matchAllList); 7141 } 7142 } 7143 7144 // If there is nothing selected, add all candidates and remove the ones that the user 7145 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7146 if (result.size() == 0) { 7147 result.addAll(candidates); 7148 result.removeAll(neverList); 7149 } 7150 } 7151 } 7152 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7153 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7154 result.size()); 7155 for (ResolveInfo info : result) { 7156 Slog.v(TAG, " + " + info.activityInfo); 7157 } 7158 } 7159 return result; 7160 } 7161 7162 // Returns a packed value as a long: 7163 // 7164 // high 'int'-sized word: link status: undefined/ask/never/always. 7165 // low 'int'-sized word: relative priority among 'always' results. 7166 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7167 long result = ps.getDomainVerificationStatusForUser(userId); 7168 // if none available, get the master status 7169 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7170 if (ps.getIntentFilterVerificationInfo() != null) { 7171 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7172 } 7173 } 7174 return result; 7175 } 7176 7177 private ResolveInfo querySkipCurrentProfileIntents( 7178 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7179 int flags, int sourceUserId) { 7180 if (matchingFilters != null) { 7181 int size = matchingFilters.size(); 7182 for (int i = 0; i < size; i ++) { 7183 CrossProfileIntentFilter filter = matchingFilters.get(i); 7184 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7185 // Checking if there are activities in the target user that can handle the 7186 // intent. 7187 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7188 resolvedType, flags, sourceUserId); 7189 if (resolveInfo != null) { 7190 return resolveInfo; 7191 } 7192 } 7193 } 7194 } 7195 return null; 7196 } 7197 7198 // Return matching ResolveInfo in target user if any. 7199 private ResolveInfo queryCrossProfileIntents( 7200 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7201 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7202 if (matchingFilters != null) { 7203 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7204 // match the same intent. For performance reasons, it is better not to 7205 // run queryIntent twice for the same userId 7206 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7207 int size = matchingFilters.size(); 7208 for (int i = 0; i < size; i++) { 7209 CrossProfileIntentFilter filter = matchingFilters.get(i); 7210 int targetUserId = filter.getTargetUserId(); 7211 boolean skipCurrentProfile = 7212 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7213 boolean skipCurrentProfileIfNoMatchFound = 7214 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7215 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7216 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7217 // Checking if there are activities in the target user that can handle the 7218 // intent. 7219 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7220 resolvedType, flags, sourceUserId); 7221 if (resolveInfo != null) return resolveInfo; 7222 alreadyTriedUserIds.put(targetUserId, true); 7223 } 7224 } 7225 } 7226 return null; 7227 } 7228 7229 /** 7230 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7231 * will forward the intent to the filter's target user. 7232 * Otherwise, returns null. 7233 */ 7234 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7235 String resolvedType, int flags, int sourceUserId) { 7236 int targetUserId = filter.getTargetUserId(); 7237 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7238 resolvedType, flags, targetUserId); 7239 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7240 // If all the matches in the target profile are suspended, return null. 7241 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7242 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7243 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7244 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7245 targetUserId); 7246 } 7247 } 7248 } 7249 return null; 7250 } 7251 7252 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7253 int sourceUserId, int targetUserId) { 7254 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7255 long ident = Binder.clearCallingIdentity(); 7256 boolean targetIsProfile; 7257 try { 7258 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7259 } finally { 7260 Binder.restoreCallingIdentity(ident); 7261 } 7262 String className; 7263 if (targetIsProfile) { 7264 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7265 } else { 7266 className = FORWARD_INTENT_TO_PARENT; 7267 } 7268 ComponentName forwardingActivityComponentName = new ComponentName( 7269 mAndroidApplication.packageName, className); 7270 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7271 sourceUserId); 7272 if (!targetIsProfile) { 7273 forwardingActivityInfo.showUserIcon = targetUserId; 7274 forwardingResolveInfo.noResourceId = true; 7275 } 7276 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7277 forwardingResolveInfo.priority = 0; 7278 forwardingResolveInfo.preferredOrder = 0; 7279 forwardingResolveInfo.match = 0; 7280 forwardingResolveInfo.isDefault = true; 7281 forwardingResolveInfo.filter = filter; 7282 forwardingResolveInfo.targetUserId = targetUserId; 7283 return forwardingResolveInfo; 7284 } 7285 7286 @Override 7287 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7288 Intent[] specifics, String[] specificTypes, Intent intent, 7289 String resolvedType, int flags, int userId) { 7290 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7291 specificTypes, intent, resolvedType, flags, userId)); 7292 } 7293 7294 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7295 Intent[] specifics, String[] specificTypes, Intent intent, 7296 String resolvedType, int flags, int userId) { 7297 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7298 final int callingUid = Binder.getCallingUid(); 7299 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7300 false /*includeInstantApps*/); 7301 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7302 false /*requireFullPermission*/, false /*checkShell*/, 7303 "query intent activity options"); 7304 final String resultsAction = intent.getAction(); 7305 7306 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7307 | PackageManager.GET_RESOLVED_FILTER, userId); 7308 7309 if (DEBUG_INTENT_MATCHING) { 7310 Log.v(TAG, "Query " + intent + ": " + results); 7311 } 7312 7313 int specificsPos = 0; 7314 int N; 7315 7316 // todo: note that the algorithm used here is O(N^2). This 7317 // isn't a problem in our current environment, but if we start running 7318 // into situations where we have more than 5 or 10 matches then this 7319 // should probably be changed to something smarter... 7320 7321 // First we go through and resolve each of the specific items 7322 // that were supplied, taking care of removing any corresponding 7323 // duplicate items in the generic resolve list. 7324 if (specifics != null) { 7325 for (int i=0; i<specifics.length; i++) { 7326 final Intent sintent = specifics[i]; 7327 if (sintent == null) { 7328 continue; 7329 } 7330 7331 if (DEBUG_INTENT_MATCHING) { 7332 Log.v(TAG, "Specific #" + i + ": " + sintent); 7333 } 7334 7335 String action = sintent.getAction(); 7336 if (resultsAction != null && resultsAction.equals(action)) { 7337 // If this action was explicitly requested, then don't 7338 // remove things that have it. 7339 action = null; 7340 } 7341 7342 ResolveInfo ri = null; 7343 ActivityInfo ai = null; 7344 7345 ComponentName comp = sintent.getComponent(); 7346 if (comp == null) { 7347 ri = resolveIntent( 7348 sintent, 7349 specificTypes != null ? specificTypes[i] : null, 7350 flags, userId); 7351 if (ri == null) { 7352 continue; 7353 } 7354 if (ri == mResolveInfo) { 7355 // ACK! Must do something better with this. 7356 } 7357 ai = ri.activityInfo; 7358 comp = new ComponentName(ai.applicationInfo.packageName, 7359 ai.name); 7360 } else { 7361 ai = getActivityInfo(comp, flags, userId); 7362 if (ai == null) { 7363 continue; 7364 } 7365 } 7366 7367 // Look for any generic query activities that are duplicates 7368 // of this specific one, and remove them from the results. 7369 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7370 N = results.size(); 7371 int j; 7372 for (j=specificsPos; j<N; j++) { 7373 ResolveInfo sri = results.get(j); 7374 if ((sri.activityInfo.name.equals(comp.getClassName()) 7375 && sri.activityInfo.applicationInfo.packageName.equals( 7376 comp.getPackageName())) 7377 || (action != null && sri.filter.matchAction(action))) { 7378 results.remove(j); 7379 if (DEBUG_INTENT_MATCHING) Log.v( 7380 TAG, "Removing duplicate item from " + j 7381 + " due to specific " + specificsPos); 7382 if (ri == null) { 7383 ri = sri; 7384 } 7385 j--; 7386 N--; 7387 } 7388 } 7389 7390 // Add this specific item to its proper place. 7391 if (ri == null) { 7392 ri = new ResolveInfo(); 7393 ri.activityInfo = ai; 7394 } 7395 results.add(specificsPos, ri); 7396 ri.specificIndex = i; 7397 specificsPos++; 7398 } 7399 } 7400 7401 // Now we go through the remaining generic results and remove any 7402 // duplicate actions that are found here. 7403 N = results.size(); 7404 for (int i=specificsPos; i<N-1; i++) { 7405 final ResolveInfo rii = results.get(i); 7406 if (rii.filter == null) { 7407 continue; 7408 } 7409 7410 // Iterate over all of the actions of this result's intent 7411 // filter... typically this should be just one. 7412 final Iterator<String> it = rii.filter.actionsIterator(); 7413 if (it == null) { 7414 continue; 7415 } 7416 while (it.hasNext()) { 7417 final String action = it.next(); 7418 if (resultsAction != null && resultsAction.equals(action)) { 7419 // If this action was explicitly requested, then don't 7420 // remove things that have it. 7421 continue; 7422 } 7423 for (int j=i+1; j<N; j++) { 7424 final ResolveInfo rij = results.get(j); 7425 if (rij.filter != null && rij.filter.hasAction(action)) { 7426 results.remove(j); 7427 if (DEBUG_INTENT_MATCHING) Log.v( 7428 TAG, "Removing duplicate item from " + j 7429 + " due to action " + action + " at " + i); 7430 j--; 7431 N--; 7432 } 7433 } 7434 } 7435 7436 // If the caller didn't request filter information, drop it now 7437 // so we don't have to marshall/unmarshall it. 7438 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7439 rii.filter = null; 7440 } 7441 } 7442 7443 // Filter out the caller activity if so requested. 7444 if (caller != null) { 7445 N = results.size(); 7446 for (int i=0; i<N; i++) { 7447 ActivityInfo ainfo = results.get(i).activityInfo; 7448 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7449 && caller.getClassName().equals(ainfo.name)) { 7450 results.remove(i); 7451 break; 7452 } 7453 } 7454 } 7455 7456 // If the caller didn't request filter information, 7457 // drop them now so we don't have to 7458 // marshall/unmarshall it. 7459 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7460 N = results.size(); 7461 for (int i=0; i<N; i++) { 7462 results.get(i).filter = null; 7463 } 7464 } 7465 7466 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7467 return results; 7468 } 7469 7470 @Override 7471 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7472 String resolvedType, int flags, int userId) { 7473 return new ParceledListSlice<>( 7474 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7475 false /*allowDynamicSplits*/)); 7476 } 7477 7478 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7479 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7480 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7481 final int callingUid = Binder.getCallingUid(); 7482 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7483 false /*requireFullPermission*/, false /*checkShell*/, 7484 "query intent receivers"); 7485 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7486 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7487 false /*includeInstantApps*/); 7488 ComponentName comp = intent.getComponent(); 7489 if (comp == null) { 7490 if (intent.getSelector() != null) { 7491 intent = intent.getSelector(); 7492 comp = intent.getComponent(); 7493 } 7494 } 7495 if (comp != null) { 7496 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7497 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7498 if (ai != null) { 7499 // When specifying an explicit component, we prevent the activity from being 7500 // used when either 1) the calling package is normal and the activity is within 7501 // an instant application or 2) the calling package is ephemeral and the 7502 // activity is not visible to instant applications. 7503 final boolean matchInstantApp = 7504 (flags & PackageManager.MATCH_INSTANT) != 0; 7505 final boolean matchVisibleToInstantAppOnly = 7506 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7507 final boolean matchExplicitlyVisibleOnly = 7508 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7509 final boolean isCallerInstantApp = 7510 instantAppPkgName != null; 7511 final boolean isTargetSameInstantApp = 7512 comp.getPackageName().equals(instantAppPkgName); 7513 final boolean isTargetInstantApp = 7514 (ai.applicationInfo.privateFlags 7515 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7516 final boolean isTargetVisibleToInstantApp = 7517 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7518 final boolean isTargetExplicitlyVisibleToInstantApp = 7519 isTargetVisibleToInstantApp 7520 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7521 final boolean isTargetHiddenFromInstantApp = 7522 !isTargetVisibleToInstantApp 7523 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7524 final boolean blockResolution = 7525 !isTargetSameInstantApp 7526 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7527 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7528 && isTargetHiddenFromInstantApp)); 7529 if (!blockResolution) { 7530 ResolveInfo ri = new ResolveInfo(); 7531 ri.activityInfo = ai; 7532 list.add(ri); 7533 } 7534 } 7535 return applyPostResolutionFilter( 7536 list, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7537 } 7538 7539 // reader 7540 synchronized (mPackages) { 7541 String pkgName = intent.getPackage(); 7542 if (pkgName == null) { 7543 final List<ResolveInfo> result = 7544 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7545 return applyPostResolutionFilter( 7546 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7547 } 7548 final PackageParser.Package pkg = mPackages.get(pkgName); 7549 if (pkg != null) { 7550 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7551 intent, resolvedType, flags, pkg.receivers, userId); 7552 return applyPostResolutionFilter( 7553 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7554 } 7555 return Collections.emptyList(); 7556 } 7557 } 7558 7559 @Override 7560 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7561 final int callingUid = Binder.getCallingUid(); 7562 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7563 } 7564 7565 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7566 int userId, int callingUid) { 7567 if (!sUserManager.exists(userId)) return null; 7568 flags = updateFlagsForResolve( 7569 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7570 List<ResolveInfo> query = queryIntentServicesInternal( 7571 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7572 if (query != null) { 7573 if (query.size() >= 1) { 7574 // If there is more than one service with the same priority, 7575 // just arbitrarily pick the first one. 7576 return query.get(0); 7577 } 7578 } 7579 return null; 7580 } 7581 7582 @Override 7583 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7584 String resolvedType, int flags, int userId) { 7585 final int callingUid = Binder.getCallingUid(); 7586 return new ParceledListSlice<>(queryIntentServicesInternal( 7587 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7588 } 7589 7590 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7591 String resolvedType, int flags, int userId, int callingUid, 7592 boolean includeInstantApps) { 7593 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7594 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7595 false /*requireFullPermission*/, false /*checkShell*/, 7596 "query intent receivers"); 7597 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7598 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7599 ComponentName comp = intent.getComponent(); 7600 if (comp == null) { 7601 if (intent.getSelector() != null) { 7602 intent = intent.getSelector(); 7603 comp = intent.getComponent(); 7604 } 7605 } 7606 if (comp != null) { 7607 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7608 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7609 if (si != null) { 7610 // When specifying an explicit component, we prevent the service from being 7611 // used when either 1) the service is in an instant application and the 7612 // caller is not the same instant application or 2) the calling package is 7613 // ephemeral and the activity is not visible to ephemeral applications. 7614 final boolean matchInstantApp = 7615 (flags & PackageManager.MATCH_INSTANT) != 0; 7616 final boolean matchVisibleToInstantAppOnly = 7617 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7618 final boolean isCallerInstantApp = 7619 instantAppPkgName != null; 7620 final boolean isTargetSameInstantApp = 7621 comp.getPackageName().equals(instantAppPkgName); 7622 final boolean isTargetInstantApp = 7623 (si.applicationInfo.privateFlags 7624 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7625 final boolean isTargetHiddenFromInstantApp = 7626 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7627 final boolean blockResolution = 7628 !isTargetSameInstantApp 7629 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7630 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7631 && isTargetHiddenFromInstantApp)); 7632 if (!blockResolution) { 7633 final ResolveInfo ri = new ResolveInfo(); 7634 ri.serviceInfo = si; 7635 list.add(ri); 7636 } 7637 } 7638 return list; 7639 } 7640 7641 // reader 7642 synchronized (mPackages) { 7643 String pkgName = intent.getPackage(); 7644 if (pkgName == null) { 7645 return applyPostServiceResolutionFilter( 7646 mServices.queryIntent(intent, resolvedType, flags, userId), 7647 instantAppPkgName); 7648 } 7649 final PackageParser.Package pkg = mPackages.get(pkgName); 7650 if (pkg != null) { 7651 return applyPostServiceResolutionFilter( 7652 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7653 userId), 7654 instantAppPkgName); 7655 } 7656 return Collections.emptyList(); 7657 } 7658 } 7659 7660 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7661 String instantAppPkgName) { 7662 if (instantAppPkgName == null) { 7663 return resolveInfos; 7664 } 7665 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7666 final ResolveInfo info = resolveInfos.get(i); 7667 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7668 // allow services that are defined in the provided package 7669 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7670 if (info.serviceInfo.splitName != null 7671 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7672 info.serviceInfo.splitName)) { 7673 // requested service is defined in a split that hasn't been installed yet. 7674 // add the installer to the resolve list 7675 if (DEBUG_INSTANT) { 7676 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7677 } 7678 final ResolveInfo installerInfo = new ResolveInfo( 7679 mInstantAppInstallerInfo); 7680 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7681 null /* installFailureActivity */, 7682 info.serviceInfo.packageName, 7683 info.serviceInfo.applicationInfo.versionCode, 7684 info.serviceInfo.splitName); 7685 // add a non-generic filter 7686 installerInfo.filter = new IntentFilter(); 7687 // load resources from the correct package 7688 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7689 resolveInfos.set(i, installerInfo); 7690 } 7691 continue; 7692 } 7693 // allow services that have been explicitly exposed to ephemeral apps 7694 if (!isEphemeralApp 7695 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7696 continue; 7697 } 7698 resolveInfos.remove(i); 7699 } 7700 return resolveInfos; 7701 } 7702 7703 @Override 7704 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7705 String resolvedType, int flags, int userId) { 7706 return new ParceledListSlice<>( 7707 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7708 } 7709 7710 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7711 Intent intent, String resolvedType, int flags, int userId) { 7712 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7713 final int callingUid = Binder.getCallingUid(); 7714 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7715 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7716 false /*includeInstantApps*/); 7717 ComponentName comp = intent.getComponent(); 7718 if (comp == null) { 7719 if (intent.getSelector() != null) { 7720 intent = intent.getSelector(); 7721 comp = intent.getComponent(); 7722 } 7723 } 7724 if (comp != null) { 7725 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7726 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7727 if (pi != null) { 7728 // When specifying an explicit component, we prevent the provider from being 7729 // used when either 1) the provider is in an instant application and the 7730 // caller is not the same instant application or 2) the calling package is an 7731 // instant application and the provider is not visible to instant applications. 7732 final boolean matchInstantApp = 7733 (flags & PackageManager.MATCH_INSTANT) != 0; 7734 final boolean matchVisibleToInstantAppOnly = 7735 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7736 final boolean isCallerInstantApp = 7737 instantAppPkgName != null; 7738 final boolean isTargetSameInstantApp = 7739 comp.getPackageName().equals(instantAppPkgName); 7740 final boolean isTargetInstantApp = 7741 (pi.applicationInfo.privateFlags 7742 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7743 final boolean isTargetHiddenFromInstantApp = 7744 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7745 final boolean blockResolution = 7746 !isTargetSameInstantApp 7747 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7748 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7749 && isTargetHiddenFromInstantApp)); 7750 if (!blockResolution) { 7751 final ResolveInfo ri = new ResolveInfo(); 7752 ri.providerInfo = pi; 7753 list.add(ri); 7754 } 7755 } 7756 return list; 7757 } 7758 7759 // reader 7760 synchronized (mPackages) { 7761 String pkgName = intent.getPackage(); 7762 if (pkgName == null) { 7763 return applyPostContentProviderResolutionFilter( 7764 mProviders.queryIntent(intent, resolvedType, flags, userId), 7765 instantAppPkgName); 7766 } 7767 final PackageParser.Package pkg = mPackages.get(pkgName); 7768 if (pkg != null) { 7769 return applyPostContentProviderResolutionFilter( 7770 mProviders.queryIntentForPackage( 7771 intent, resolvedType, flags, pkg.providers, userId), 7772 instantAppPkgName); 7773 } 7774 return Collections.emptyList(); 7775 } 7776 } 7777 7778 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7779 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7780 if (instantAppPkgName == null) { 7781 return resolveInfos; 7782 } 7783 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7784 final ResolveInfo info = resolveInfos.get(i); 7785 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7786 // allow providers that are defined in the provided package 7787 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7788 if (info.providerInfo.splitName != null 7789 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7790 info.providerInfo.splitName)) { 7791 // requested provider is defined in a split that hasn't been installed yet. 7792 // add the installer to the resolve list 7793 if (DEBUG_INSTANT) { 7794 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7795 } 7796 final ResolveInfo installerInfo = new ResolveInfo( 7797 mInstantAppInstallerInfo); 7798 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7799 null /*failureActivity*/, 7800 info.providerInfo.packageName, 7801 info.providerInfo.applicationInfo.versionCode, 7802 info.providerInfo.splitName); 7803 // add a non-generic filter 7804 installerInfo.filter = new IntentFilter(); 7805 // load resources from the correct package 7806 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7807 resolveInfos.set(i, installerInfo); 7808 } 7809 continue; 7810 } 7811 // allow providers that have been explicitly exposed to instant applications 7812 if (!isEphemeralApp 7813 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7814 continue; 7815 } 7816 resolveInfos.remove(i); 7817 } 7818 return resolveInfos; 7819 } 7820 7821 @Override 7822 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7823 final int callingUid = Binder.getCallingUid(); 7824 if (getInstantAppPackageName(callingUid) != null) { 7825 return ParceledListSlice.emptyList(); 7826 } 7827 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7828 flags = updateFlagsForPackage(flags, userId, null); 7829 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7830 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7831 true /* requireFullPermission */, false /* checkShell */, 7832 "get installed packages"); 7833 7834 // writer 7835 synchronized (mPackages) { 7836 ArrayList<PackageInfo> list; 7837 if (listUninstalled) { 7838 list = new ArrayList<>(mSettings.mPackages.size()); 7839 for (PackageSetting ps : mSettings.mPackages.values()) { 7840 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7841 continue; 7842 } 7843 if (filterAppAccessLPr(ps, callingUid, userId)) { 7844 continue; 7845 } 7846 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7847 if (pi != null) { 7848 list.add(pi); 7849 } 7850 } 7851 } else { 7852 list = new ArrayList<>(mPackages.size()); 7853 for (PackageParser.Package p : mPackages.values()) { 7854 final PackageSetting ps = (PackageSetting) p.mExtras; 7855 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7856 continue; 7857 } 7858 if (filterAppAccessLPr(ps, callingUid, userId)) { 7859 continue; 7860 } 7861 final PackageInfo pi = generatePackageInfo((PackageSetting) 7862 p.mExtras, flags, userId); 7863 if (pi != null) { 7864 list.add(pi); 7865 } 7866 } 7867 } 7868 7869 return new ParceledListSlice<>(list); 7870 } 7871 } 7872 7873 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7874 String[] permissions, boolean[] tmp, int flags, int userId) { 7875 int numMatch = 0; 7876 final PermissionsState permissionsState = ps.getPermissionsState(); 7877 for (int i=0; i<permissions.length; i++) { 7878 final String permission = permissions[i]; 7879 if (permissionsState.hasPermission(permission, userId)) { 7880 tmp[i] = true; 7881 numMatch++; 7882 } else { 7883 tmp[i] = false; 7884 } 7885 } 7886 if (numMatch == 0) { 7887 return; 7888 } 7889 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7890 7891 // The above might return null in cases of uninstalled apps or install-state 7892 // skew across users/profiles. 7893 if (pi != null) { 7894 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7895 if (numMatch == permissions.length) { 7896 pi.requestedPermissions = permissions; 7897 } else { 7898 pi.requestedPermissions = new String[numMatch]; 7899 numMatch = 0; 7900 for (int i=0; i<permissions.length; i++) { 7901 if (tmp[i]) { 7902 pi.requestedPermissions[numMatch] = permissions[i]; 7903 numMatch++; 7904 } 7905 } 7906 } 7907 } 7908 list.add(pi); 7909 } 7910 } 7911 7912 @Override 7913 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7914 String[] permissions, int flags, int userId) { 7915 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7916 flags = updateFlagsForPackage(flags, userId, permissions); 7917 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7918 true /* requireFullPermission */, false /* checkShell */, 7919 "get packages holding permissions"); 7920 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7921 7922 // writer 7923 synchronized (mPackages) { 7924 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7925 boolean[] tmpBools = new boolean[permissions.length]; 7926 if (listUninstalled) { 7927 for (PackageSetting ps : mSettings.mPackages.values()) { 7928 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7929 userId); 7930 } 7931 } else { 7932 for (PackageParser.Package pkg : mPackages.values()) { 7933 PackageSetting ps = (PackageSetting)pkg.mExtras; 7934 if (ps != null) { 7935 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7936 userId); 7937 } 7938 } 7939 } 7940 7941 return new ParceledListSlice<PackageInfo>(list); 7942 } 7943 } 7944 7945 @Override 7946 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7947 final int callingUid = Binder.getCallingUid(); 7948 if (getInstantAppPackageName(callingUid) != null) { 7949 return ParceledListSlice.emptyList(); 7950 } 7951 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7952 flags = updateFlagsForApplication(flags, userId, null); 7953 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7954 7955 // writer 7956 synchronized (mPackages) { 7957 ArrayList<ApplicationInfo> list; 7958 if (listUninstalled) { 7959 list = new ArrayList<>(mSettings.mPackages.size()); 7960 for (PackageSetting ps : mSettings.mPackages.values()) { 7961 ApplicationInfo ai; 7962 int effectiveFlags = flags; 7963 if (ps.isSystem()) { 7964 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7965 } 7966 if (ps.pkg != null) { 7967 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7968 continue; 7969 } 7970 if (filterAppAccessLPr(ps, callingUid, userId)) { 7971 continue; 7972 } 7973 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7974 ps.readUserState(userId), userId); 7975 if (ai != null) { 7976 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7977 } 7978 } else { 7979 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7980 // and already converts to externally visible package name 7981 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7982 callingUid, effectiveFlags, userId); 7983 } 7984 if (ai != null) { 7985 list.add(ai); 7986 } 7987 } 7988 } else { 7989 list = new ArrayList<>(mPackages.size()); 7990 for (PackageParser.Package p : mPackages.values()) { 7991 if (p.mExtras != null) { 7992 PackageSetting ps = (PackageSetting) p.mExtras; 7993 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7994 continue; 7995 } 7996 if (filterAppAccessLPr(ps, callingUid, userId)) { 7997 continue; 7998 } 7999 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8000 ps.readUserState(userId), userId); 8001 if (ai != null) { 8002 ai.packageName = resolveExternalPackageNameLPr(p); 8003 list.add(ai); 8004 } 8005 } 8006 } 8007 } 8008 8009 return new ParceledListSlice<>(list); 8010 } 8011 } 8012 8013 @Override 8014 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 8015 if (HIDE_EPHEMERAL_APIS) { 8016 return null; 8017 } 8018 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8019 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8020 "getEphemeralApplications"); 8021 } 8022 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8023 true /* requireFullPermission */, false /* checkShell */, 8024 "getEphemeralApplications"); 8025 synchronized (mPackages) { 8026 List<InstantAppInfo> instantApps = mInstantAppRegistry 8027 .getInstantAppsLPr(userId); 8028 if (instantApps != null) { 8029 return new ParceledListSlice<>(instantApps); 8030 } 8031 } 8032 return null; 8033 } 8034 8035 @Override 8036 public boolean isInstantApp(String packageName, int userId) { 8037 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8038 true /* requireFullPermission */, false /* checkShell */, 8039 "isInstantApp"); 8040 if (HIDE_EPHEMERAL_APIS) { 8041 return false; 8042 } 8043 8044 synchronized (mPackages) { 8045 int callingUid = Binder.getCallingUid(); 8046 if (Process.isIsolated(callingUid)) { 8047 callingUid = mIsolatedOwners.get(callingUid); 8048 } 8049 final PackageSetting ps = mSettings.mPackages.get(packageName); 8050 PackageParser.Package pkg = mPackages.get(packageName); 8051 final boolean returnAllowed = 8052 ps != null 8053 && (isCallerSameApp(packageName, callingUid) 8054 || canViewInstantApps(callingUid, userId) 8055 || mInstantAppRegistry.isInstantAccessGranted( 8056 userId, UserHandle.getAppId(callingUid), ps.appId)); 8057 if (returnAllowed) { 8058 return ps.getInstantApp(userId); 8059 } 8060 } 8061 return false; 8062 } 8063 8064 @Override 8065 public byte[] getInstantAppCookie(String packageName, int userId) { 8066 if (HIDE_EPHEMERAL_APIS) { 8067 return null; 8068 } 8069 8070 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8071 true /* requireFullPermission */, false /* checkShell */, 8072 "getInstantAppCookie"); 8073 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8074 return null; 8075 } 8076 synchronized (mPackages) { 8077 return mInstantAppRegistry.getInstantAppCookieLPw( 8078 packageName, userId); 8079 } 8080 } 8081 8082 @Override 8083 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8084 if (HIDE_EPHEMERAL_APIS) { 8085 return true; 8086 } 8087 8088 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8089 true /* requireFullPermission */, true /* checkShell */, 8090 "setInstantAppCookie"); 8091 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8092 return false; 8093 } 8094 synchronized (mPackages) { 8095 return mInstantAppRegistry.setInstantAppCookieLPw( 8096 packageName, cookie, userId); 8097 } 8098 } 8099 8100 @Override 8101 public Bitmap getInstantAppIcon(String packageName, int userId) { 8102 if (HIDE_EPHEMERAL_APIS) { 8103 return null; 8104 } 8105 8106 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8107 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8108 "getInstantAppIcon"); 8109 } 8110 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8111 true /* requireFullPermission */, false /* checkShell */, 8112 "getInstantAppIcon"); 8113 8114 synchronized (mPackages) { 8115 return mInstantAppRegistry.getInstantAppIconLPw( 8116 packageName, userId); 8117 } 8118 } 8119 8120 private boolean isCallerSameApp(String packageName, int uid) { 8121 PackageParser.Package pkg = mPackages.get(packageName); 8122 return pkg != null 8123 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8124 } 8125 8126 @Override 8127 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8128 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8129 return ParceledListSlice.emptyList(); 8130 } 8131 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8132 } 8133 8134 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8135 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8136 8137 // reader 8138 synchronized (mPackages) { 8139 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8140 final int userId = UserHandle.getCallingUserId(); 8141 while (i.hasNext()) { 8142 final PackageParser.Package p = i.next(); 8143 if (p.applicationInfo == null) continue; 8144 8145 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8146 && !p.applicationInfo.isDirectBootAware(); 8147 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8148 && p.applicationInfo.isDirectBootAware(); 8149 8150 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8151 && (!mSafeMode || isSystemApp(p)) 8152 && (matchesUnaware || matchesAware)) { 8153 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8154 if (ps != null) { 8155 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8156 ps.readUserState(userId), userId); 8157 if (ai != null) { 8158 finalList.add(ai); 8159 } 8160 } 8161 } 8162 } 8163 } 8164 8165 return finalList; 8166 } 8167 8168 @Override 8169 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8170 return resolveContentProviderInternal(name, flags, userId); 8171 } 8172 8173 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8174 if (!sUserManager.exists(userId)) return null; 8175 flags = updateFlagsForComponent(flags, userId, name); 8176 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8177 // reader 8178 synchronized (mPackages) { 8179 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8180 PackageSetting ps = provider != null 8181 ? mSettings.mPackages.get(provider.owner.packageName) 8182 : null; 8183 if (ps != null) { 8184 final boolean isInstantApp = ps.getInstantApp(userId); 8185 // normal application; filter out instant application provider 8186 if (instantAppPkgName == null && isInstantApp) { 8187 return null; 8188 } 8189 // instant application; filter out other instant applications 8190 if (instantAppPkgName != null 8191 && isInstantApp 8192 && !provider.owner.packageName.equals(instantAppPkgName)) { 8193 return null; 8194 } 8195 // instant application; filter out non-exposed provider 8196 if (instantAppPkgName != null 8197 && !isInstantApp 8198 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8199 return null; 8200 } 8201 // provider not enabled 8202 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8203 return null; 8204 } 8205 return PackageParser.generateProviderInfo( 8206 provider, flags, ps.readUserState(userId), userId); 8207 } 8208 return null; 8209 } 8210 } 8211 8212 /** 8213 * @deprecated 8214 */ 8215 @Deprecated 8216 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8217 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8218 return; 8219 } 8220 // reader 8221 synchronized (mPackages) { 8222 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8223 .entrySet().iterator(); 8224 final int userId = UserHandle.getCallingUserId(); 8225 while (i.hasNext()) { 8226 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8227 PackageParser.Provider p = entry.getValue(); 8228 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8229 8230 if (ps != null && p.syncable 8231 && (!mSafeMode || (p.info.applicationInfo.flags 8232 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8233 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8234 ps.readUserState(userId), userId); 8235 if (info != null) { 8236 outNames.add(entry.getKey()); 8237 outInfo.add(info); 8238 } 8239 } 8240 } 8241 } 8242 } 8243 8244 @Override 8245 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8246 int uid, int flags, String metaDataKey) { 8247 final int callingUid = Binder.getCallingUid(); 8248 final int userId = processName != null ? UserHandle.getUserId(uid) 8249 : UserHandle.getCallingUserId(); 8250 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8251 flags = updateFlagsForComponent(flags, userId, processName); 8252 ArrayList<ProviderInfo> finalList = null; 8253 // reader 8254 synchronized (mPackages) { 8255 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8256 while (i.hasNext()) { 8257 final PackageParser.Provider p = i.next(); 8258 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8259 if (ps != null && p.info.authority != null 8260 && (processName == null 8261 || (p.info.processName.equals(processName) 8262 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8263 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8264 8265 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8266 // parameter. 8267 if (metaDataKey != null 8268 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8269 continue; 8270 } 8271 final ComponentName component = 8272 new ComponentName(p.info.packageName, p.info.name); 8273 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8274 continue; 8275 } 8276 if (finalList == null) { 8277 finalList = new ArrayList<ProviderInfo>(3); 8278 } 8279 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8280 ps.readUserState(userId), userId); 8281 if (info != null) { 8282 finalList.add(info); 8283 } 8284 } 8285 } 8286 } 8287 8288 if (finalList != null) { 8289 Collections.sort(finalList, mProviderInitOrderSorter); 8290 return new ParceledListSlice<ProviderInfo>(finalList); 8291 } 8292 8293 return ParceledListSlice.emptyList(); 8294 } 8295 8296 @Override 8297 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8298 // reader 8299 synchronized (mPackages) { 8300 final int callingUid = Binder.getCallingUid(); 8301 final int callingUserId = UserHandle.getUserId(callingUid); 8302 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8303 if (ps == null) return null; 8304 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8305 return null; 8306 } 8307 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8308 return PackageParser.generateInstrumentationInfo(i, flags); 8309 } 8310 } 8311 8312 @Override 8313 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8314 String targetPackage, int flags) { 8315 final int callingUid = Binder.getCallingUid(); 8316 final int callingUserId = UserHandle.getUserId(callingUid); 8317 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8318 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8319 return ParceledListSlice.emptyList(); 8320 } 8321 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8322 } 8323 8324 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8325 int flags) { 8326 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8327 8328 // reader 8329 synchronized (mPackages) { 8330 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8331 while (i.hasNext()) { 8332 final PackageParser.Instrumentation p = i.next(); 8333 if (targetPackage == null 8334 || targetPackage.equals(p.info.targetPackage)) { 8335 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8336 flags); 8337 if (ii != null) { 8338 finalList.add(ii); 8339 } 8340 } 8341 } 8342 } 8343 8344 return finalList; 8345 } 8346 8347 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8348 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8349 try { 8350 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8351 } finally { 8352 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8353 } 8354 } 8355 8356 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8357 final File[] files = scanDir.listFiles(); 8358 if (ArrayUtils.isEmpty(files)) { 8359 Log.d(TAG, "No files in app dir " + scanDir); 8360 return; 8361 } 8362 8363 if (DEBUG_PACKAGE_SCANNING) { 8364 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8365 + " flags=0x" + Integer.toHexString(parseFlags)); 8366 } 8367 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8368 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8369 mParallelPackageParserCallback)) { 8370 // Submit files for parsing in parallel 8371 int fileCount = 0; 8372 for (File file : files) { 8373 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8374 && !PackageInstallerService.isStageName(file.getName()); 8375 if (!isPackage) { 8376 // Ignore entries which are not packages 8377 continue; 8378 } 8379 parallelPackageParser.submit(file, parseFlags); 8380 fileCount++; 8381 } 8382 8383 // Process results one by one 8384 for (; fileCount > 0; fileCount--) { 8385 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8386 Throwable throwable = parseResult.throwable; 8387 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8388 8389 if (throwable == null) { 8390 // TODO(toddke): move lower in the scan chain 8391 // Static shared libraries have synthetic package names 8392 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8393 renameStaticSharedLibraryPackage(parseResult.pkg); 8394 } 8395 try { 8396 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8397 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8398 currentTime, null); 8399 } 8400 } catch (PackageManagerException e) { 8401 errorCode = e.error; 8402 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8403 } 8404 } else if (throwable instanceof PackageParser.PackageParserException) { 8405 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8406 throwable; 8407 errorCode = e.error; 8408 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8409 } else { 8410 throw new IllegalStateException("Unexpected exception occurred while parsing " 8411 + parseResult.scanFile, throwable); 8412 } 8413 8414 // Delete invalid userdata apps 8415 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8416 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8417 logCriticalInfo(Log.WARN, 8418 "Deleting invalid package at " + parseResult.scanFile); 8419 removeCodePathLI(parseResult.scanFile); 8420 } 8421 } 8422 } 8423 } 8424 8425 public static void reportSettingsProblem(int priority, String msg) { 8426 logCriticalInfo(priority, msg); 8427 } 8428 8429 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8430 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8431 // When upgrading from pre-N MR1, verify the package time stamp using the package 8432 // directory and not the APK file. 8433 final long lastModifiedTime = mIsPreNMR1Upgrade 8434 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8435 if (ps != null && !forceCollect 8436 && ps.codePathString.equals(pkg.codePath) 8437 && ps.timeStamp == lastModifiedTime 8438 && !isCompatSignatureUpdateNeeded(pkg) 8439 && !isRecoverSignatureUpdateNeeded(pkg)) { 8440 if (ps.signatures.mSigningDetails.signatures != null 8441 && ps.signatures.mSigningDetails.signatures.length != 0 8442 && ps.signatures.mSigningDetails.signatureSchemeVersion 8443 != SignatureSchemeVersion.UNKNOWN) { 8444 // Optimization: reuse the existing cached signing data 8445 // if the package appears to be unchanged. 8446 pkg.mSigningDetails = 8447 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8448 return; 8449 } 8450 8451 Slog.w(TAG, "PackageSetting for " + ps.name 8452 + " is missing signatures. Collecting certs again to recover them."); 8453 } else { 8454 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8455 (forceCollect ? " (forced)" : "")); 8456 } 8457 8458 try { 8459 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8460 PackageParser.collectCertificates(pkg, skipVerify); 8461 } catch (PackageParserException e) { 8462 throw PackageManagerException.from(e); 8463 } finally { 8464 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8465 } 8466 } 8467 8468 /** 8469 * Traces a package scan. 8470 * @see #scanPackageLI(File, int, int, long, UserHandle) 8471 */ 8472 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8473 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8474 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8475 try { 8476 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8477 } finally { 8478 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8479 } 8480 } 8481 8482 /** 8483 * Scans a package and returns the newly parsed package. 8484 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8485 */ 8486 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8487 long currentTime, UserHandle user) throws PackageManagerException { 8488 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8489 PackageParser pp = new PackageParser(); 8490 pp.setSeparateProcesses(mSeparateProcesses); 8491 pp.setOnlyCoreApps(mOnlyCore); 8492 pp.setDisplayMetrics(mMetrics); 8493 pp.setCallback(mPackageParserCallback); 8494 8495 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8496 final PackageParser.Package pkg; 8497 try { 8498 pkg = pp.parsePackage(scanFile, parseFlags); 8499 } catch (PackageParserException e) { 8500 throw PackageManagerException.from(e); 8501 } finally { 8502 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8503 } 8504 8505 // Static shared libraries have synthetic package names 8506 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8507 renameStaticSharedLibraryPackage(pkg); 8508 } 8509 8510 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8511 } 8512 8513 /** 8514 * Scans a package and returns the newly parsed package. 8515 * @throws PackageManagerException on a parse error. 8516 */ 8517 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8518 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8519 @Nullable UserHandle user) 8520 throws PackageManagerException { 8521 // If the package has children and this is the first dive in the function 8522 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8523 // packages (parent and children) would be successfully scanned before the 8524 // actual scan since scanning mutates internal state and we want to atomically 8525 // install the package and its children. 8526 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8527 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8528 scanFlags |= SCAN_CHECK_ONLY; 8529 } 8530 } else { 8531 scanFlags &= ~SCAN_CHECK_ONLY; 8532 } 8533 8534 // Scan the parent 8535 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8536 scanFlags, currentTime, user); 8537 8538 // Scan the children 8539 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8540 for (int i = 0; i < childCount; i++) { 8541 PackageParser.Package childPackage = pkg.childPackages.get(i); 8542 addForInitLI(childPackage, parseFlags, scanFlags, 8543 currentTime, user); 8544 } 8545 8546 8547 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8548 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8549 } 8550 8551 return scannedPkg; 8552 } 8553 8554 /** 8555 * Returns if full apk verification can be skipped for the whole package, including the splits. 8556 */ 8557 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8558 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8559 return false; 8560 } 8561 // TODO: Allow base and splits to be verified individually. 8562 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8563 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8564 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8565 return false; 8566 } 8567 } 8568 } 8569 return true; 8570 } 8571 8572 /** 8573 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8574 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8575 * match one in a trusted source, and should be done separately. 8576 */ 8577 private boolean canSkipFullApkVerification(String apkPath) { 8578 byte[] rootHashObserved = null; 8579 try { 8580 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8581 if (rootHashObserved == null) { 8582 return false; // APK does not contain Merkle tree root hash. 8583 } 8584 synchronized (mInstallLock) { 8585 // Returns whether the observed root hash matches what kernel has. 8586 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8587 return true; 8588 } 8589 } catch (InstallerException | IOException | DigestException | 8590 NoSuchAlgorithmException e) { 8591 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8592 } 8593 return false; 8594 } 8595 8596 /** 8597 * Adds a new package to the internal data structures during platform initialization. 8598 * <p>After adding, the package is known to the system and available for querying. 8599 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8600 * etc...], additional checks are performed. Basic verification [such as ensuring 8601 * matching signatures, checking version codes, etc...] occurs if the package is 8602 * identical to a previously known package. If the package fails a signature check, 8603 * the version installed on /data will be removed. If the version of the new package 8604 * is less than or equal than the version on /data, it will be ignored. 8605 * <p>Regardless of the package location, the results are applied to the internal 8606 * structures and the package is made available to the rest of the system. 8607 * <p>NOTE: The return value should be removed. It's the passed in package object. 8608 */ 8609 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8610 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8611 @Nullable UserHandle user) 8612 throws PackageManagerException { 8613 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8614 final String renamedPkgName; 8615 final PackageSetting disabledPkgSetting; 8616 final boolean isSystemPkgUpdated; 8617 final boolean pkgAlreadyExists; 8618 PackageSetting pkgSetting; 8619 8620 // NOTE: installPackageLI() has the same code to setup the package's 8621 // application info. This probably should be done lower in the call 8622 // stack [such as scanPackageOnly()]. However, we verify the application 8623 // info prior to that [in scanPackageNew()] and thus have to setup 8624 // the application info early. 8625 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8626 pkg.setApplicationInfoCodePath(pkg.codePath); 8627 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8628 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8629 pkg.setApplicationInfoResourcePath(pkg.codePath); 8630 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8631 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8632 8633 synchronized (mPackages) { 8634 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8635 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8636 if (realPkgName != null) { 8637 ensurePackageRenamed(pkg, renamedPkgName); 8638 } 8639 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8640 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8641 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8642 pkgAlreadyExists = pkgSetting != null; 8643 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8644 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8645 isSystemPkgUpdated = disabledPkgSetting != null; 8646 8647 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8648 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8649 } 8650 8651 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8652 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8653 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8654 : null; 8655 if (DEBUG_PACKAGE_SCANNING 8656 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8657 && sharedUserSetting != null) { 8658 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8659 + " (uid=" + sharedUserSetting.userId + "):" 8660 + " packages=" + sharedUserSetting.packages); 8661 } 8662 8663 if (scanSystemPartition) { 8664 // Potentially prune child packages. If the application on the /system 8665 // partition has been updated via OTA, but, is still disabled by a 8666 // version on /data, cycle through all of its children packages and 8667 // remove children that are no longer defined. 8668 if (isSystemPkgUpdated) { 8669 final int scannedChildCount = (pkg.childPackages != null) 8670 ? pkg.childPackages.size() : 0; 8671 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8672 ? disabledPkgSetting.childPackageNames.size() : 0; 8673 for (int i = 0; i < disabledChildCount; i++) { 8674 String disabledChildPackageName = 8675 disabledPkgSetting.childPackageNames.get(i); 8676 boolean disabledPackageAvailable = false; 8677 for (int j = 0; j < scannedChildCount; j++) { 8678 PackageParser.Package childPkg = pkg.childPackages.get(j); 8679 if (childPkg.packageName.equals(disabledChildPackageName)) { 8680 disabledPackageAvailable = true; 8681 break; 8682 } 8683 } 8684 if (!disabledPackageAvailable) { 8685 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8686 } 8687 } 8688 // we're updating the disabled package, so, scan it as the package setting 8689 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8690 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8691 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8692 (pkg == mPlatformPackage), user); 8693 applyPolicy(pkg, parseFlags, scanFlags); 8694 scanPackageOnlyLI(request, mFactoryTest, -1L); 8695 } 8696 } 8697 } 8698 8699 final boolean newPkgChangedPaths = 8700 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8701 final boolean newPkgVersionGreater = 8702 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8703 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8704 && newPkgChangedPaths && newPkgVersionGreater; 8705 if (isSystemPkgBetter) { 8706 // The version of the application on /system is greater than the version on 8707 // /data. Switch back to the application on /system. 8708 // It's safe to assume the application on /system will correctly scan. If not, 8709 // there won't be a working copy of the application. 8710 synchronized (mPackages) { 8711 // just remove the loaded entries from package lists 8712 mPackages.remove(pkgSetting.name); 8713 } 8714 8715 logCriticalInfo(Log.WARN, 8716 "System package updated;" 8717 + " name: " + pkgSetting.name 8718 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8719 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8720 8721 final InstallArgs args = createInstallArgsForExisting( 8722 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8723 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8724 args.cleanUpResourcesLI(); 8725 synchronized (mPackages) { 8726 mSettings.enableSystemPackageLPw(pkgSetting.name); 8727 } 8728 } 8729 8730 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8731 // The version of the application on the /system partition is less than or 8732 // equal to the version on the /data partition. Throw an exception and use 8733 // the application already installed on the /data partition. 8734 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8735 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8736 + " better than this " + pkg.getLongVersionCode()); 8737 } 8738 8739 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8740 // force re-collecting certificate. 8741 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8742 disabledPkgSetting); 8743 // Full APK verification can be skipped during certificate collection, only if the file is 8744 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8745 // cases, only data in Signing Block is verified instead of the whole file. 8746 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8747 (forceCollect && canSkipFullPackageVerification(pkg)); 8748 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8749 8750 boolean shouldHideSystemApp = false; 8751 // A new application appeared on /system, but, we already have a copy of 8752 // the application installed on /data. 8753 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8754 && !pkgSetting.isSystem()) { 8755 8756 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8757 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8758 logCriticalInfo(Log.WARN, 8759 "System package signature mismatch;" 8760 + " name: " + pkgSetting.name); 8761 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8762 "scanPackageInternalLI")) { 8763 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8764 } 8765 pkgSetting = null; 8766 } else if (newPkgVersionGreater) { 8767 // The application on /system is newer than the application on /data. 8768 // Simply remove the application on /data [keeping application data] 8769 // and replace it with the version on /system. 8770 logCriticalInfo(Log.WARN, 8771 "System package enabled;" 8772 + " name: " + pkgSetting.name 8773 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8774 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8775 InstallArgs args = createInstallArgsForExisting( 8776 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8777 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8778 synchronized (mInstallLock) { 8779 args.cleanUpResourcesLI(); 8780 } 8781 } else { 8782 // The application on /system is older than the application on /data. Hide 8783 // the application on /system and the version on /data will be scanned later 8784 // and re-added like an update. 8785 shouldHideSystemApp = true; 8786 logCriticalInfo(Log.INFO, 8787 "System package disabled;" 8788 + " name: " + pkgSetting.name 8789 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8790 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8791 } 8792 } 8793 8794 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8795 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8796 8797 if (shouldHideSystemApp) { 8798 synchronized (mPackages) { 8799 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8800 } 8801 } 8802 return scannedPkg; 8803 } 8804 8805 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8806 // Derive the new package synthetic package name 8807 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8808 + pkg.staticSharedLibVersion); 8809 } 8810 8811 private static String fixProcessName(String defProcessName, 8812 String processName) { 8813 if (processName == null) { 8814 return defProcessName; 8815 } 8816 return processName; 8817 } 8818 8819 /** 8820 * Enforces that only the system UID or root's UID can call a method exposed 8821 * via Binder. 8822 * 8823 * @param message used as message if SecurityException is thrown 8824 * @throws SecurityException if the caller is not system or root 8825 */ 8826 private static final void enforceSystemOrRoot(String message) { 8827 final int uid = Binder.getCallingUid(); 8828 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8829 throw new SecurityException(message); 8830 } 8831 } 8832 8833 @Override 8834 public void performFstrimIfNeeded() { 8835 enforceSystemOrRoot("Only the system can request fstrim"); 8836 8837 // Before everything else, see whether we need to fstrim. 8838 try { 8839 IStorageManager sm = PackageHelper.getStorageManager(); 8840 if (sm != null) { 8841 boolean doTrim = false; 8842 final long interval = android.provider.Settings.Global.getLong( 8843 mContext.getContentResolver(), 8844 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8845 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8846 if (interval > 0) { 8847 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8848 if (timeSinceLast > interval) { 8849 doTrim = true; 8850 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8851 + "; running immediately"); 8852 } 8853 } 8854 if (doTrim) { 8855 final boolean dexOptDialogShown; 8856 synchronized (mPackages) { 8857 dexOptDialogShown = mDexOptDialogShown; 8858 } 8859 if (!isFirstBoot() && dexOptDialogShown) { 8860 try { 8861 ActivityManager.getService().showBootMessage( 8862 mContext.getResources().getString( 8863 R.string.android_upgrading_fstrim), true); 8864 } catch (RemoteException e) { 8865 } 8866 } 8867 sm.runMaintenance(); 8868 } 8869 } else { 8870 Slog.e(TAG, "storageManager service unavailable!"); 8871 } 8872 } catch (RemoteException e) { 8873 // Can't happen; StorageManagerService is local 8874 } 8875 } 8876 8877 @Override 8878 public void updatePackagesIfNeeded() { 8879 enforceSystemOrRoot("Only the system can request package update"); 8880 8881 // We need to re-extract after an OTA. 8882 boolean causeUpgrade = isUpgrade(); 8883 8884 // First boot or factory reset. 8885 // Note: we also handle devices that are upgrading to N right now as if it is their 8886 // first boot, as they do not have profile data. 8887 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8888 8889 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8890 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8891 8892 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8893 return; 8894 } 8895 8896 List<PackageParser.Package> pkgs; 8897 synchronized (mPackages) { 8898 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8899 } 8900 8901 final long startTime = System.nanoTime(); 8902 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8903 causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT, 8904 false /* bootComplete */); 8905 8906 final int elapsedTimeSeconds = 8907 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8908 8909 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8910 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8911 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8912 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8913 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8914 } 8915 8916 /* 8917 * Return the prebuilt profile path given a package base code path. 8918 */ 8919 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8920 return pkg.baseCodePath + ".prof"; 8921 } 8922 8923 /** 8924 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8925 * containing statistics about the invocation. The array consists of three elements, 8926 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8927 * and {@code numberOfPackagesFailed}. 8928 */ 8929 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8930 final int compilationReason, boolean bootComplete) { 8931 8932 int numberOfPackagesVisited = 0; 8933 int numberOfPackagesOptimized = 0; 8934 int numberOfPackagesSkipped = 0; 8935 int numberOfPackagesFailed = 0; 8936 final int numberOfPackagesToDexopt = pkgs.size(); 8937 8938 for (PackageParser.Package pkg : pkgs) { 8939 numberOfPackagesVisited++; 8940 8941 boolean useProfileForDexopt = false; 8942 8943 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8944 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8945 // that are already compiled. 8946 File profileFile = new File(getPrebuildProfilePath(pkg)); 8947 // Copy profile if it exists. 8948 if (profileFile.exists()) { 8949 try { 8950 // We could also do this lazily before calling dexopt in 8951 // PackageDexOptimizer to prevent this happening on first boot. The issue 8952 // is that we don't have a good way to say "do this only once". 8953 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8954 pkg.applicationInfo.uid, pkg.packageName, 8955 ArtManager.getProfileName(null))) { 8956 Log.e(TAG, "Installer failed to copy system profile!"); 8957 } else { 8958 // Disabled as this causes speed-profile compilation during first boot 8959 // even if things are already compiled. 8960 // useProfileForDexopt = true; 8961 } 8962 } catch (Exception e) { 8963 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8964 e); 8965 } 8966 } else { 8967 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8968 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8969 // minimize the number off apps being speed-profile compiled during first boot. 8970 // The other paths will not change the filter. 8971 if (disabledPs != null && disabledPs.pkg.isStub) { 8972 // The package is the stub one, remove the stub suffix to get the normal 8973 // package and APK names. 8974 String systemProfilePath = 8975 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8976 profileFile = new File(systemProfilePath); 8977 // If we have a profile for a compressed APK, copy it to the reference 8978 // location. 8979 // Note that copying the profile here will cause it to override the 8980 // reference profile every OTA even though the existing reference profile 8981 // may have more data. We can't copy during decompression since the 8982 // directories are not set up at that point. 8983 if (profileFile.exists()) { 8984 try { 8985 // We could also do this lazily before calling dexopt in 8986 // PackageDexOptimizer to prevent this happening on first boot. The 8987 // issue is that we don't have a good way to say "do this only 8988 // once". 8989 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8990 pkg.applicationInfo.uid, pkg.packageName, 8991 ArtManager.getProfileName(null))) { 8992 Log.e(TAG, "Failed to copy system profile for stub package!"); 8993 } else { 8994 useProfileForDexopt = true; 8995 } 8996 } catch (Exception e) { 8997 Log.e(TAG, "Failed to copy profile " + 8998 profileFile.getAbsolutePath() + " ", e); 8999 } 9000 } 9001 } 9002 } 9003 } 9004 9005 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 9006 if (DEBUG_DEXOPT) { 9007 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 9008 } 9009 numberOfPackagesSkipped++; 9010 continue; 9011 } 9012 9013 if (DEBUG_DEXOPT) { 9014 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 9015 numberOfPackagesToDexopt + ": " + pkg.packageName); 9016 } 9017 9018 if (showDialog) { 9019 try { 9020 ActivityManager.getService().showBootMessage( 9021 mContext.getResources().getString(R.string.android_upgrading_apk, 9022 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 9023 } catch (RemoteException e) { 9024 } 9025 synchronized (mPackages) { 9026 mDexOptDialogShown = true; 9027 } 9028 } 9029 9030 int pkgCompilationReason = compilationReason; 9031 if (useProfileForDexopt) { 9032 // Use background dexopt mode to try and use the profile. Note that this does not 9033 // guarantee usage of the profile. 9034 pkgCompilationReason = PackageManagerService.REASON_BACKGROUND_DEXOPT; 9035 } 9036 9037 // checkProfiles is false to avoid merging profiles during boot which 9038 // might interfere with background compilation (b/28612421). 9039 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 9040 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 9041 // trade-off worth doing to save boot time work. 9042 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 9043 if (compilationReason == REASON_FIRST_BOOT) { 9044 // TODO: This doesn't cover the upgrade case, we should check for this too. 9045 dexoptFlags |= DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE; 9046 } 9047 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 9048 pkg.packageName, 9049 pkgCompilationReason, 9050 dexoptFlags)); 9051 9052 switch (primaryDexOptStaus) { 9053 case PackageDexOptimizer.DEX_OPT_PERFORMED: 9054 numberOfPackagesOptimized++; 9055 break; 9056 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9057 numberOfPackagesSkipped++; 9058 break; 9059 case PackageDexOptimizer.DEX_OPT_FAILED: 9060 numberOfPackagesFailed++; 9061 break; 9062 default: 9063 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 9064 break; 9065 } 9066 } 9067 9068 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9069 numberOfPackagesFailed }; 9070 } 9071 9072 @Override 9073 public void notifyPackageUse(String packageName, int reason) { 9074 synchronized (mPackages) { 9075 final int callingUid = Binder.getCallingUid(); 9076 final int callingUserId = UserHandle.getUserId(callingUid); 9077 if (getInstantAppPackageName(callingUid) != null) { 9078 if (!isCallerSameApp(packageName, callingUid)) { 9079 return; 9080 } 9081 } else { 9082 if (isInstantApp(packageName, callingUserId)) { 9083 return; 9084 } 9085 } 9086 notifyPackageUseLocked(packageName, reason); 9087 } 9088 } 9089 9090 @GuardedBy("mPackages") 9091 private void notifyPackageUseLocked(String packageName, int reason) { 9092 final PackageParser.Package p = mPackages.get(packageName); 9093 if (p == null) { 9094 return; 9095 } 9096 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9097 } 9098 9099 @Override 9100 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9101 List<String> classPaths, String loaderIsa) { 9102 int userId = UserHandle.getCallingUserId(); 9103 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9104 if (ai == null) { 9105 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9106 + loadingPackageName + ", user=" + userId); 9107 return; 9108 } 9109 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9110 } 9111 9112 @Override 9113 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9114 IDexModuleRegisterCallback callback) { 9115 int userId = UserHandle.getCallingUserId(); 9116 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9117 DexManager.RegisterDexModuleResult result; 9118 if (ai == null) { 9119 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9120 " calling user. package=" + packageName + ", user=" + userId); 9121 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9122 } else { 9123 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9124 } 9125 9126 if (callback != null) { 9127 mHandler.post(() -> { 9128 try { 9129 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9130 } catch (RemoteException e) { 9131 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9132 } 9133 }); 9134 } 9135 } 9136 9137 /** 9138 * Ask the package manager to perform a dex-opt with the given compiler filter. 9139 * 9140 * Note: exposed only for the shell command to allow moving packages explicitly to a 9141 * definite state. 9142 */ 9143 @Override 9144 public boolean performDexOptMode(String packageName, 9145 boolean checkProfiles, String targetCompilerFilter, boolean force, 9146 boolean bootComplete, String splitName) { 9147 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9148 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9149 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9150 return performDexOpt(new DexoptOptions(packageName, REASON_UNKNOWN, 9151 targetCompilerFilter, splitName, flags)); 9152 } 9153 9154 /** 9155 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9156 * secondary dex files belonging to the given package. 9157 * 9158 * Note: exposed only for the shell command to allow moving packages explicitly to a 9159 * definite state. 9160 */ 9161 @Override 9162 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9163 boolean force) { 9164 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9165 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9166 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9167 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9168 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9169 } 9170 9171 /*package*/ boolean performDexOpt(DexoptOptions options) { 9172 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9173 return false; 9174 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9175 return false; 9176 } 9177 9178 if (options.isDexoptOnlySecondaryDex()) { 9179 return mDexManager.dexoptSecondaryDex(options); 9180 } else { 9181 int dexoptStatus = performDexOptWithStatus(options); 9182 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9183 } 9184 } 9185 9186 /** 9187 * Perform dexopt on the given package and return one of following result: 9188 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9189 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9190 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9191 */ 9192 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9193 return performDexOptTraced(options); 9194 } 9195 9196 private int performDexOptTraced(DexoptOptions options) { 9197 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9198 try { 9199 return performDexOptInternal(options); 9200 } finally { 9201 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9202 } 9203 } 9204 9205 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9206 // if the package can now be considered up to date for the given filter. 9207 private int performDexOptInternal(DexoptOptions options) { 9208 PackageParser.Package p; 9209 synchronized (mPackages) { 9210 p = mPackages.get(options.getPackageName()); 9211 if (p == null) { 9212 // Package could not be found. Report failure. 9213 return PackageDexOptimizer.DEX_OPT_FAILED; 9214 } 9215 mPackageUsage.maybeWriteAsync(mPackages); 9216 mCompilerStats.maybeWriteAsync(); 9217 } 9218 long callingId = Binder.clearCallingIdentity(); 9219 try { 9220 synchronized (mInstallLock) { 9221 return performDexOptInternalWithDependenciesLI(p, options); 9222 } 9223 } finally { 9224 Binder.restoreCallingIdentity(callingId); 9225 } 9226 } 9227 9228 public ArraySet<String> getOptimizablePackages() { 9229 ArraySet<String> pkgs = new ArraySet<String>(); 9230 synchronized (mPackages) { 9231 for (PackageParser.Package p : mPackages.values()) { 9232 if (PackageDexOptimizer.canOptimizePackage(p)) { 9233 pkgs.add(p.packageName); 9234 } 9235 } 9236 } 9237 return pkgs; 9238 } 9239 9240 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9241 DexoptOptions options) { 9242 // Select the dex optimizer based on the force parameter. 9243 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9244 // allocate an object here. 9245 PackageDexOptimizer pdo = options.isForce() 9246 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9247 : mPackageDexOptimizer; 9248 9249 // Dexopt all dependencies first. Note: we ignore the return value and march on 9250 // on errors. 9251 // Note that we are going to call performDexOpt on those libraries as many times as 9252 // they are referenced in packages. When we do a batch of performDexOpt (for example 9253 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9254 // and the first package that uses the library will dexopt it. The 9255 // others will see that the compiled code for the library is up to date. 9256 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9257 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9258 if (!deps.isEmpty()) { 9259 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9260 options.getCompilationReason(), options.getCompilerFilter(), 9261 options.getSplitName(), 9262 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9263 for (PackageParser.Package depPackage : deps) { 9264 // TODO: Analyze and investigate if we (should) profile libraries. 9265 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9266 getOrCreateCompilerPackageStats(depPackage), 9267 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9268 } 9269 } 9270 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9271 getOrCreateCompilerPackageStats(p), 9272 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9273 } 9274 9275 /** 9276 * Reconcile the information we have about the secondary dex files belonging to 9277 * {@code packagName} and the actual dex files. For all dex files that were 9278 * deleted, update the internal records and delete the generated oat files. 9279 */ 9280 @Override 9281 public void reconcileSecondaryDexFiles(String packageName) { 9282 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9283 return; 9284 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9285 return; 9286 } 9287 mDexManager.reconcileSecondaryDexFiles(packageName); 9288 } 9289 9290 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9291 // a reference there. 9292 /*package*/ DexManager getDexManager() { 9293 return mDexManager; 9294 } 9295 9296 /** 9297 * Execute the background dexopt job immediately. 9298 */ 9299 @Override 9300 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9301 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9302 return false; 9303 } 9304 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9305 } 9306 9307 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9308 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9309 || p.usesStaticLibraries != null) { 9310 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9311 Set<String> collectedNames = new HashSet<>(); 9312 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9313 9314 retValue.remove(p); 9315 9316 return retValue; 9317 } else { 9318 return Collections.emptyList(); 9319 } 9320 } 9321 9322 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9323 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9324 if (!collectedNames.contains(p.packageName)) { 9325 collectedNames.add(p.packageName); 9326 collected.add(p); 9327 9328 if (p.usesLibraries != null) { 9329 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9330 null, collected, collectedNames); 9331 } 9332 if (p.usesOptionalLibraries != null) { 9333 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9334 null, collected, collectedNames); 9335 } 9336 if (p.usesStaticLibraries != null) { 9337 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9338 p.usesStaticLibrariesVersions, collected, collectedNames); 9339 } 9340 } 9341 } 9342 9343 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9344 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9345 final int libNameCount = libs.size(); 9346 for (int i = 0; i < libNameCount; i++) { 9347 String libName = libs.get(i); 9348 long version = (versions != null && versions.length == libNameCount) 9349 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9350 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9351 if (libPkg != null) { 9352 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9353 } 9354 } 9355 } 9356 9357 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9358 synchronized (mPackages) { 9359 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9360 if (libEntry != null) { 9361 return mPackages.get(libEntry.apk); 9362 } 9363 return null; 9364 } 9365 } 9366 9367 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9368 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9369 if (versionedLib == null) { 9370 return null; 9371 } 9372 return versionedLib.get(version); 9373 } 9374 9375 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9376 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9377 pkg.staticSharedLibName); 9378 if (versionedLib == null) { 9379 return null; 9380 } 9381 long previousLibVersion = -1; 9382 final int versionCount = versionedLib.size(); 9383 for (int i = 0; i < versionCount; i++) { 9384 final long libVersion = versionedLib.keyAt(i); 9385 if (libVersion < pkg.staticSharedLibVersion) { 9386 previousLibVersion = Math.max(previousLibVersion, libVersion); 9387 } 9388 } 9389 if (previousLibVersion >= 0) { 9390 return versionedLib.get(previousLibVersion); 9391 } 9392 return null; 9393 } 9394 9395 public void shutdown() { 9396 mPackageUsage.writeNow(mPackages); 9397 mCompilerStats.writeNow(); 9398 mDexManager.writePackageDexUsageNow(); 9399 } 9400 9401 @Override 9402 public void dumpProfiles(String packageName) { 9403 PackageParser.Package pkg; 9404 synchronized (mPackages) { 9405 pkg = mPackages.get(packageName); 9406 if (pkg == null) { 9407 throw new IllegalArgumentException("Unknown package: " + packageName); 9408 } 9409 } 9410 /* Only the shell, root, or the app user should be able to dump profiles. */ 9411 int callingUid = Binder.getCallingUid(); 9412 if (callingUid != Process.SHELL_UID && 9413 callingUid != Process.ROOT_UID && 9414 callingUid != pkg.applicationInfo.uid) { 9415 throw new SecurityException("dumpProfiles"); 9416 } 9417 9418 synchronized (mInstallLock) { 9419 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9420 mArtManagerService.dumpProfiles(pkg); 9421 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9422 } 9423 } 9424 9425 @Override 9426 public void forceDexOpt(String packageName) { 9427 enforceSystemOrRoot("forceDexOpt"); 9428 9429 PackageParser.Package pkg; 9430 synchronized (mPackages) { 9431 pkg = mPackages.get(packageName); 9432 if (pkg == null) { 9433 throw new IllegalArgumentException("Unknown package: " + packageName); 9434 } 9435 } 9436 9437 synchronized (mInstallLock) { 9438 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9439 9440 // Whoever is calling forceDexOpt wants a compiled package. 9441 // Don't use profiles since that may cause compilation to be skipped. 9442 final int res = performDexOptInternalWithDependenciesLI( 9443 pkg, 9444 new DexoptOptions(packageName, 9445 getDefaultCompilerFilter(), 9446 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9447 9448 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9449 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9450 throw new IllegalStateException("Failed to dexopt: " + res); 9451 } 9452 } 9453 } 9454 9455 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9456 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9457 Slog.w(TAG, "Unable to update from " + oldPkg.name 9458 + " to " + newPkg.packageName 9459 + ": old package not in system partition"); 9460 return false; 9461 } else if (mPackages.get(oldPkg.name) != null) { 9462 Slog.w(TAG, "Unable to update from " + oldPkg.name 9463 + " to " + newPkg.packageName 9464 + ": old package still exists"); 9465 return false; 9466 } 9467 return true; 9468 } 9469 9470 void removeCodePathLI(File codePath) { 9471 if (codePath.isDirectory()) { 9472 try { 9473 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9474 } catch (InstallerException e) { 9475 Slog.w(TAG, "Failed to remove code path", e); 9476 } 9477 } else { 9478 codePath.delete(); 9479 } 9480 } 9481 9482 private int[] resolveUserIds(int userId) { 9483 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9484 } 9485 9486 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9487 if (pkg == null) { 9488 Slog.wtf(TAG, "Package was null!", new Throwable()); 9489 return; 9490 } 9491 clearAppDataLeafLIF(pkg, userId, flags); 9492 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9493 for (int i = 0; i < childCount; i++) { 9494 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9495 } 9496 9497 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9498 } 9499 9500 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9501 final PackageSetting ps; 9502 synchronized (mPackages) { 9503 ps = mSettings.mPackages.get(pkg.packageName); 9504 } 9505 for (int realUserId : resolveUserIds(userId)) { 9506 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9507 try { 9508 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9509 ceDataInode); 9510 } catch (InstallerException e) { 9511 Slog.w(TAG, String.valueOf(e)); 9512 } 9513 } 9514 } 9515 9516 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9517 if (pkg == null) { 9518 Slog.wtf(TAG, "Package was null!", new Throwable()); 9519 return; 9520 } 9521 destroyAppDataLeafLIF(pkg, userId, flags); 9522 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9523 for (int i = 0; i < childCount; i++) { 9524 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9525 } 9526 } 9527 9528 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9529 final PackageSetting ps; 9530 synchronized (mPackages) { 9531 ps = mSettings.mPackages.get(pkg.packageName); 9532 } 9533 for (int realUserId : resolveUserIds(userId)) { 9534 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9535 try { 9536 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9537 ceDataInode); 9538 } catch (InstallerException e) { 9539 Slog.w(TAG, String.valueOf(e)); 9540 } 9541 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9542 } 9543 } 9544 9545 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9546 if (pkg == null) { 9547 Slog.wtf(TAG, "Package was null!", new Throwable()); 9548 return; 9549 } 9550 destroyAppProfilesLeafLIF(pkg); 9551 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9552 for (int i = 0; i < childCount; i++) { 9553 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9554 } 9555 } 9556 9557 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9558 try { 9559 mInstaller.destroyAppProfiles(pkg.packageName); 9560 } catch (InstallerException e) { 9561 Slog.w(TAG, String.valueOf(e)); 9562 } 9563 } 9564 9565 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9566 if (pkg == null) { 9567 Slog.wtf(TAG, "Package was null!", new Throwable()); 9568 return; 9569 } 9570 mArtManagerService.clearAppProfiles(pkg); 9571 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9572 for (int i = 0; i < childCount; i++) { 9573 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9574 } 9575 } 9576 9577 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9578 long lastUpdateTime) { 9579 // Set parent install/update time 9580 PackageSetting ps = (PackageSetting) pkg.mExtras; 9581 if (ps != null) { 9582 ps.firstInstallTime = firstInstallTime; 9583 ps.lastUpdateTime = lastUpdateTime; 9584 } 9585 // Set children install/update time 9586 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9587 for (int i = 0; i < childCount; i++) { 9588 PackageParser.Package childPkg = pkg.childPackages.get(i); 9589 ps = (PackageSetting) childPkg.mExtras; 9590 if (ps != null) { 9591 ps.firstInstallTime = firstInstallTime; 9592 ps.lastUpdateTime = lastUpdateTime; 9593 } 9594 } 9595 } 9596 9597 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9598 SharedLibraryEntry file, 9599 PackageParser.Package changingLib) { 9600 if (file.path != null) { 9601 usesLibraryFiles.add(file.path); 9602 return; 9603 } 9604 PackageParser.Package p = mPackages.get(file.apk); 9605 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9606 // If we are doing this while in the middle of updating a library apk, 9607 // then we need to make sure to use that new apk for determining the 9608 // dependencies here. (We haven't yet finished committing the new apk 9609 // to the package manager state.) 9610 if (p == null || p.packageName.equals(changingLib.packageName)) { 9611 p = changingLib; 9612 } 9613 } 9614 if (p != null) { 9615 usesLibraryFiles.addAll(p.getAllCodePaths()); 9616 if (p.usesLibraryFiles != null) { 9617 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9618 } 9619 } 9620 } 9621 9622 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9623 PackageParser.Package changingLib) throws PackageManagerException { 9624 if (pkg == null) { 9625 return; 9626 } 9627 // The collection used here must maintain the order of addition (so 9628 // that libraries are searched in the correct order) and must have no 9629 // duplicates. 9630 Set<String> usesLibraryFiles = null; 9631 if (pkg.usesLibraries != null) { 9632 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9633 null, null, pkg.packageName, changingLib, true, 9634 pkg.applicationInfo.targetSdkVersion, null); 9635 } 9636 if (pkg.usesStaticLibraries != null) { 9637 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9638 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9639 pkg.packageName, changingLib, true, 9640 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9641 } 9642 if (pkg.usesOptionalLibraries != null) { 9643 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9644 null, null, pkg.packageName, changingLib, false, 9645 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9646 } 9647 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9648 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9649 } else { 9650 pkg.usesLibraryFiles = null; 9651 } 9652 } 9653 9654 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9655 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9656 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9657 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9658 throws PackageManagerException { 9659 final int libCount = requestedLibraries.size(); 9660 for (int i = 0; i < libCount; i++) { 9661 final String libName = requestedLibraries.get(i); 9662 final long libVersion = requiredVersions != null ? requiredVersions[i] 9663 : SharedLibraryInfo.VERSION_UNDEFINED; 9664 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9665 if (libEntry == null) { 9666 if (required) { 9667 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9668 "Package " + packageName + " requires unavailable shared library " 9669 + libName + "; failing!"); 9670 } else if (DEBUG_SHARED_LIBRARIES) { 9671 Slog.i(TAG, "Package " + packageName 9672 + " desires unavailable shared library " 9673 + libName + "; ignoring!"); 9674 } 9675 } else { 9676 if (requiredVersions != null && requiredCertDigests != null) { 9677 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9678 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9679 "Package " + packageName + " requires unavailable static shared" 9680 + " library " + libName + " version " 9681 + libEntry.info.getLongVersion() + "; failing!"); 9682 } 9683 9684 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9685 if (libPkg == null) { 9686 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9687 "Package " + packageName + " requires unavailable static shared" 9688 + " library; failing!"); 9689 } 9690 9691 final String[] expectedCertDigests = requiredCertDigests[i]; 9692 9693 9694 if (expectedCertDigests.length > 1) { 9695 9696 // For apps targeting O MR1 we require explicit enumeration of all certs. 9697 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9698 ? PackageUtils.computeSignaturesSha256Digests( 9699 libPkg.mSigningDetails.signatures) 9700 : PackageUtils.computeSignaturesSha256Digests( 9701 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9702 9703 // Take a shortcut if sizes don't match. Note that if an app doesn't 9704 // target O we don't parse the "additional-certificate" tags similarly 9705 // how we only consider all certs only for apps targeting O (see above). 9706 // Therefore, the size check is safe to make. 9707 if (expectedCertDigests.length != libCertDigests.length) { 9708 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9709 "Package " + packageName + " requires differently signed" + 9710 " static shared library; failing!"); 9711 } 9712 9713 // Use a predictable order as signature order may vary 9714 Arrays.sort(libCertDigests); 9715 Arrays.sort(expectedCertDigests); 9716 9717 final int certCount = libCertDigests.length; 9718 for (int j = 0; j < certCount; j++) { 9719 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9720 throw new PackageManagerException( 9721 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9722 "Package " + packageName + " requires differently signed" + 9723 " static shared library; failing!"); 9724 } 9725 } 9726 } else { 9727 9728 // lib signing cert could have rotated beyond the one expected, check to see 9729 // if the new one has been blessed by the old 9730 if (!libPkg.mSigningDetails.hasSha256Certificate( 9731 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9732 throw new PackageManagerException( 9733 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9734 "Package " + packageName + " requires differently signed" + 9735 " static shared library; failing!"); 9736 } 9737 } 9738 } 9739 9740 if (outUsedLibraries == null) { 9741 // Use LinkedHashSet to preserve the order of files added to 9742 // usesLibraryFiles while eliminating duplicates. 9743 outUsedLibraries = new LinkedHashSet<>(); 9744 } 9745 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9746 } 9747 } 9748 return outUsedLibraries; 9749 } 9750 9751 private static boolean hasString(List<String> list, List<String> which) { 9752 if (list == null) { 9753 return false; 9754 } 9755 for (int i=list.size()-1; i>=0; i--) { 9756 for (int j=which.size()-1; j>=0; j--) { 9757 if (which.get(j).equals(list.get(i))) { 9758 return true; 9759 } 9760 } 9761 } 9762 return false; 9763 } 9764 9765 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9766 PackageParser.Package changingPkg) { 9767 ArrayList<PackageParser.Package> res = null; 9768 for (PackageParser.Package pkg : mPackages.values()) { 9769 if (changingPkg != null 9770 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9771 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9772 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9773 changingPkg.staticSharedLibName)) { 9774 return null; 9775 } 9776 if (res == null) { 9777 res = new ArrayList<>(); 9778 } 9779 res.add(pkg); 9780 try { 9781 updateSharedLibrariesLPr(pkg, changingPkg); 9782 } catch (PackageManagerException e) { 9783 // If a system app update or an app and a required lib missing we 9784 // delete the package and for updated system apps keep the data as 9785 // it is better for the user to reinstall than to be in an limbo 9786 // state. Also libs disappearing under an app should never happen 9787 // - just in case. 9788 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9789 final int flags = pkg.isUpdatedSystemApp() 9790 ? PackageManager.DELETE_KEEP_DATA : 0; 9791 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9792 flags , null, true, null); 9793 } 9794 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9795 } 9796 } 9797 return res; 9798 } 9799 9800 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9801 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9802 @Nullable UserHandle user) throws PackageManagerException { 9803 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9804 // If the package has children and this is the first dive in the function 9805 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9806 // whether all packages (parent and children) would be successfully scanned 9807 // before the actual scan since scanning mutates internal state and we want 9808 // to atomically install the package and its children. 9809 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9810 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9811 scanFlags |= SCAN_CHECK_ONLY; 9812 } 9813 } else { 9814 scanFlags &= ~SCAN_CHECK_ONLY; 9815 } 9816 9817 final PackageParser.Package scannedPkg; 9818 try { 9819 // Scan the parent 9820 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9821 // Scan the children 9822 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9823 for (int i = 0; i < childCount; i++) { 9824 PackageParser.Package childPkg = pkg.childPackages.get(i); 9825 scanPackageNewLI(childPkg, parseFlags, 9826 scanFlags, currentTime, user); 9827 } 9828 } finally { 9829 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9830 } 9831 9832 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9833 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9834 } 9835 9836 return scannedPkg; 9837 } 9838 9839 /** The result of a package scan. */ 9840 private static class ScanResult { 9841 /** Whether or not the package scan was successful */ 9842 public final boolean success; 9843 /** 9844 * The final package settings. This may be the same object passed in 9845 * the {@link ScanRequest}, but, with modified values. 9846 */ 9847 @Nullable public final PackageSetting pkgSetting; 9848 /** ABI code paths that have changed in the package scan */ 9849 @Nullable public final List<String> changedAbiCodePath; 9850 public ScanResult( 9851 boolean success, 9852 @Nullable PackageSetting pkgSetting, 9853 @Nullable List<String> changedAbiCodePath) { 9854 this.success = success; 9855 this.pkgSetting = pkgSetting; 9856 this.changedAbiCodePath = changedAbiCodePath; 9857 } 9858 } 9859 9860 /** A package to be scanned */ 9861 private static class ScanRequest { 9862 /** The parsed package */ 9863 @NonNull public final PackageParser.Package pkg; 9864 /** Shared user settings, if the package has a shared user */ 9865 @Nullable public final SharedUserSetting sharedUserSetting; 9866 /** 9867 * Package settings of the currently installed version. 9868 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9869 * during scan. 9870 */ 9871 @Nullable public final PackageSetting pkgSetting; 9872 /** A copy of the settings for the currently installed version */ 9873 @Nullable public final PackageSetting oldPkgSetting; 9874 /** Package settings for the disabled version on the /system partition */ 9875 @Nullable public final PackageSetting disabledPkgSetting; 9876 /** Package settings for the installed version under its original package name */ 9877 @Nullable public final PackageSetting originalPkgSetting; 9878 /** The real package name of a renamed application */ 9879 @Nullable public final String realPkgName; 9880 public final @ParseFlags int parseFlags; 9881 public final @ScanFlags int scanFlags; 9882 /** The user for which the package is being scanned */ 9883 @Nullable public final UserHandle user; 9884 /** Whether or not the platform package is being scanned */ 9885 public final boolean isPlatformPackage; 9886 public ScanRequest( 9887 @NonNull PackageParser.Package pkg, 9888 @Nullable SharedUserSetting sharedUserSetting, 9889 @Nullable PackageSetting pkgSetting, 9890 @Nullable PackageSetting disabledPkgSetting, 9891 @Nullable PackageSetting originalPkgSetting, 9892 @Nullable String realPkgName, 9893 @ParseFlags int parseFlags, 9894 @ScanFlags int scanFlags, 9895 boolean isPlatformPackage, 9896 @Nullable UserHandle user) { 9897 this.pkg = pkg; 9898 this.pkgSetting = pkgSetting; 9899 this.sharedUserSetting = sharedUserSetting; 9900 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9901 this.disabledPkgSetting = disabledPkgSetting; 9902 this.originalPkgSetting = originalPkgSetting; 9903 this.realPkgName = realPkgName; 9904 this.parseFlags = parseFlags; 9905 this.scanFlags = scanFlags; 9906 this.isPlatformPackage = isPlatformPackage; 9907 this.user = user; 9908 } 9909 } 9910 9911 /** 9912 * Returns the actual scan flags depending upon the state of the other settings. 9913 * <p>Updated system applications will not have the following flags set 9914 * by default and need to be adjusted after the fact: 9915 * <ul> 9916 * <li>{@link #SCAN_AS_SYSTEM}</li> 9917 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9918 * <li>{@link #SCAN_AS_OEM}</li> 9919 * <li>{@link #SCAN_AS_VENDOR}</li> 9920 * <li>{@link #SCAN_AS_PRODUCT}</li> 9921 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9922 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9923 * </ul> 9924 */ 9925 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9926 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9927 PackageParser.Package pkg) { 9928 if (disabledPkgSetting != null) { 9929 // updated system application, must at least have SCAN_AS_SYSTEM 9930 scanFlags |= SCAN_AS_SYSTEM; 9931 if ((disabledPkgSetting.pkgPrivateFlags 9932 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9933 scanFlags |= SCAN_AS_PRIVILEGED; 9934 } 9935 if ((disabledPkgSetting.pkgPrivateFlags 9936 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9937 scanFlags |= SCAN_AS_OEM; 9938 } 9939 if ((disabledPkgSetting.pkgPrivateFlags 9940 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9941 scanFlags |= SCAN_AS_VENDOR; 9942 } 9943 if ((disabledPkgSetting.pkgPrivateFlags 9944 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9945 scanFlags |= SCAN_AS_PRODUCT; 9946 } 9947 } 9948 if (pkgSetting != null) { 9949 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9950 if (pkgSetting.getInstantApp(userId)) { 9951 scanFlags |= SCAN_AS_INSTANT_APP; 9952 } 9953 if (pkgSetting.getVirtulalPreload(userId)) { 9954 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9955 } 9956 } 9957 9958 // Scan as privileged apps that share a user with a priv-app. 9959 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9960 && (pkg.mSharedUserId != null)) { 9961 SharedUserSetting sharedUserSetting = null; 9962 try { 9963 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9964 } catch (PackageManagerException ignore) {} 9965 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9966 // Exempt SharedUsers signed with the platform key. 9967 // TODO(b/72378145) Fix this exemption. Force signature apps 9968 // to whitelist their privileged permissions just like other 9969 // priv-apps. 9970 synchronized (mPackages) { 9971 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9972 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9973 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9974 scanFlags |= SCAN_AS_PRIVILEGED; 9975 } 9976 } 9977 } 9978 } 9979 9980 return scanFlags; 9981 } 9982 9983 // TODO: scanPackageNewLI() and scanPackageOnly() should be merged. But, first, commiting 9984 // the results / removing app data needs to be moved up a level to the callers of this 9985 // method. Also, we need to solve the problem of potentially creating a new shared user 9986 // setting. That can probably be done later and patch things up after the fact. 9987 @GuardedBy("mInstallLock") 9988 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9989 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9990 @Nullable UserHandle user) throws PackageManagerException { 9991 9992 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9993 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9994 if (realPkgName != null) { 9995 ensurePackageRenamed(pkg, renamedPkgName); 9996 } 9997 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9998 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9999 final PackageSetting disabledPkgSetting = 10000 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 10001 10002 if (mTransferedPackages.contains(pkg.packageName)) { 10003 Slog.w(TAG, "Package " + pkg.packageName 10004 + " was transferred to another, but its .apk remains"); 10005 } 10006 10007 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 10008 synchronized (mPackages) { 10009 applyPolicy(pkg, parseFlags, scanFlags); 10010 assertPackageIsValid(pkg, parseFlags, scanFlags); 10011 10012 SharedUserSetting sharedUserSetting = null; 10013 if (pkg.mSharedUserId != null) { 10014 // SIDE EFFECTS; may potentially allocate a new shared user 10015 sharedUserSetting = mSettings.getSharedUserLPw( 10016 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 10017 if (DEBUG_PACKAGE_SCANNING) { 10018 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10019 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 10020 + " (uid=" + sharedUserSetting.userId + "):" 10021 + " packages=" + sharedUserSetting.packages); 10022 } 10023 } 10024 10025 boolean scanSucceeded = false; 10026 try { 10027 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 10028 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 10029 (pkg == mPlatformPackage), user); 10030 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 10031 if (result.success) { 10032 commitScanResultsLocked(request, result); 10033 } 10034 scanSucceeded = true; 10035 } finally { 10036 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 10037 // DELETE_DATA_ON_FAILURES is only used by frozen paths 10038 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 10039 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 10040 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 10041 } 10042 } 10043 } 10044 return pkg; 10045 } 10046 10047 /** 10048 * Commits the package scan and modifies system state. 10049 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 10050 * of committing the package, leaving the system in an inconsistent state. 10051 * This needs to be fixed so, once we get to this point, no errors are 10052 * possible and the system is not left in an inconsistent state. 10053 */ 10054 @GuardedBy("mPackages") 10055 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 10056 throws PackageManagerException { 10057 final PackageParser.Package pkg = request.pkg; 10058 final @ParseFlags int parseFlags = request.parseFlags; 10059 final @ScanFlags int scanFlags = request.scanFlags; 10060 final PackageSetting oldPkgSetting = request.oldPkgSetting; 10061 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10062 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10063 final UserHandle user = request.user; 10064 final String realPkgName = request.realPkgName; 10065 final PackageSetting pkgSetting = result.pkgSetting; 10066 final List<String> changedAbiCodePath = result.changedAbiCodePath; 10067 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 10068 10069 if (newPkgSettingCreated) { 10070 if (originalPkgSetting != null) { 10071 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10072 } 10073 // THROWS: when we can't allocate a user id. add call to check if there's 10074 // enough space to ensure we won't throw; otherwise, don't modify state 10075 mSettings.addUserToSettingLPw(pkgSetting); 10076 10077 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10078 mTransferedPackages.add(originalPkgSetting.name); 10079 } 10080 } 10081 // TODO(toddke): Consider a method specifically for modifying the Package object 10082 // post scan; or, moving this stuff out of the Package object since it has nothing 10083 // to do with the package on disk. 10084 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10085 // for creating the application ID. If we did this earlier, we would be saving the 10086 // correct ID. 10087 pkg.applicationInfo.uid = pkgSetting.appId; 10088 10089 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10090 10091 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10092 mTransferedPackages.add(pkg.packageName); 10093 } 10094 10095 // THROWS: when requested libraries that can't be found. it only changes 10096 // the state of the passed in pkg object, so, move to the top of the method 10097 // and allow it to abort 10098 if ((scanFlags & SCAN_BOOTING) == 0 10099 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10100 // Check all shared libraries and map to their actual file path. 10101 // We only do this here for apps not on a system dir, because those 10102 // are the only ones that can fail an install due to this. We 10103 // will take care of the system apps by updating all of their 10104 // library paths after the scan is done. Also during the initial 10105 // scan don't update any libs as we do this wholesale after all 10106 // apps are scanned to avoid dependency based scanning. 10107 updateSharedLibrariesLPr(pkg, null); 10108 } 10109 10110 // All versions of a static shared library are referenced with the same 10111 // package name. Internally, we use a synthetic package name to allow 10112 // multiple versions of the same shared library to be installed. So, 10113 // we need to generate the synthetic package name of the latest shared 10114 // library in order to compare signatures. 10115 PackageSetting signatureCheckPs = pkgSetting; 10116 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10117 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10118 if (libraryEntry != null) { 10119 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10120 } 10121 } 10122 10123 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10124 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10125 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10126 // We just determined the app is signed correctly, so bring 10127 // over the latest parsed certs. 10128 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10129 } else { 10130 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10131 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10132 "Package " + pkg.packageName + " upgrade keys do not match the " 10133 + "previously installed version"); 10134 } else { 10135 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10136 String msg = "System package " + pkg.packageName 10137 + " signature changed; retaining data."; 10138 reportSettingsProblem(Log.WARN, msg); 10139 } 10140 } 10141 } else { 10142 try { 10143 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10144 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10145 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10146 pkg.mSigningDetails, compareCompat, compareRecover); 10147 // The new KeySets will be re-added later in the scanning process. 10148 if (compatMatch) { 10149 synchronized (mPackages) { 10150 ksms.removeAppKeySetDataLPw(pkg.packageName); 10151 } 10152 } 10153 // We just determined the app is signed correctly, so bring 10154 // over the latest parsed certs. 10155 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10156 10157 10158 // if this is is a sharedUser, check to see if the new package is signed by a newer 10159 // signing certificate than the existing one, and if so, copy over the new details 10160 if (signatureCheckPs.sharedUser != null 10161 && pkg.mSigningDetails.hasAncestor( 10162 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10163 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10164 } 10165 } catch (PackageManagerException e) { 10166 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10167 throw e; 10168 } 10169 // The signature has changed, but this package is in the system 10170 // image... let's recover! 10171 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10172 // However... if this package is part of a shared user, but it 10173 // doesn't match the signature of the shared user, let's fail. 10174 // What this means is that you can't change the signatures 10175 // associated with an overall shared user, which doesn't seem all 10176 // that unreasonable. 10177 if (signatureCheckPs.sharedUser != null) { 10178 if (compareSignatures( 10179 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10180 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10181 throw new PackageManagerException( 10182 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10183 "Signature mismatch for shared user: " 10184 + pkgSetting.sharedUser); 10185 } 10186 } 10187 // File a report about this. 10188 String msg = "System package " + pkg.packageName 10189 + " signature changed; retaining data."; 10190 reportSettingsProblem(Log.WARN, msg); 10191 } catch (IllegalArgumentException e) { 10192 10193 // should never happen: certs matched when checking, but not when comparing 10194 // old to new for sharedUser 10195 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10196 "Signing certificates comparison made on incomparable signing details" 10197 + " but somehow passed verifySignatures!"); 10198 } 10199 } 10200 10201 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10202 // This package wants to adopt ownership of permissions from 10203 // another package. 10204 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10205 final String origName = pkg.mAdoptPermissions.get(i); 10206 final PackageSetting orig = mSettings.getPackageLPr(origName); 10207 if (orig != null) { 10208 if (verifyPackageUpdateLPr(orig, pkg)) { 10209 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10210 + pkg.packageName); 10211 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10212 } 10213 } 10214 } 10215 } 10216 10217 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10218 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10219 final String codePathString = changedAbiCodePath.get(i); 10220 try { 10221 mInstaller.rmdex(codePathString, 10222 getDexCodeInstructionSet(getPreferredInstructionSet())); 10223 } catch (InstallerException ignored) { 10224 } 10225 } 10226 } 10227 10228 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10229 if (oldPkgSetting != null) { 10230 synchronized (mPackages) { 10231 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10232 } 10233 } 10234 } else { 10235 final int userId = user == null ? 0 : user.getIdentifier(); 10236 // Modify state for the given package setting 10237 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10238 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10239 if (pkgSetting.getInstantApp(userId)) { 10240 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10241 } 10242 } 10243 } 10244 10245 /** 10246 * Returns the "real" name of the package. 10247 * <p>This may differ from the package's actual name if the application has already 10248 * been installed under one of this package's original names. 10249 */ 10250 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10251 @Nullable String renamedPkgName) { 10252 if (isPackageRenamed(pkg, renamedPkgName)) { 10253 return pkg.mRealPackage; 10254 } 10255 return null; 10256 } 10257 10258 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10259 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10260 @Nullable String renamedPkgName) { 10261 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10262 } 10263 10264 /** 10265 * Returns the original package setting. 10266 * <p>A package can migrate its name during an update. In this scenario, a package 10267 * designates a set of names that it considers as one of its original names. 10268 * <p>An original package must be signed identically and it must have the same 10269 * shared user [if any]. 10270 */ 10271 @GuardedBy("mPackages") 10272 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10273 @Nullable String renamedPkgName) { 10274 if (!isPackageRenamed(pkg, renamedPkgName)) { 10275 return null; 10276 } 10277 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10278 final PackageSetting originalPs = 10279 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10280 if (originalPs != null) { 10281 // the package is already installed under its original name... 10282 // but, should we use it? 10283 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10284 // the new package is incompatible with the original 10285 continue; 10286 } else if (originalPs.sharedUser != null) { 10287 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10288 // the shared user id is incompatible with the original 10289 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10290 + " to " + pkg.packageName + ": old uid " 10291 + originalPs.sharedUser.name 10292 + " differs from " + pkg.mSharedUserId); 10293 continue; 10294 } 10295 // TODO: Add case when shared user id is added [b/28144775] 10296 } else { 10297 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10298 + pkg.packageName + " to old name " + originalPs.name); 10299 } 10300 return originalPs; 10301 } 10302 } 10303 return null; 10304 } 10305 10306 /** 10307 * Renames the package if it was installed under a different name. 10308 * <p>When we've already installed the package under an original name, update 10309 * the new package so we can continue to have the old name. 10310 */ 10311 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10312 @NonNull String renamedPackageName) { 10313 if (pkg.mOriginalPackages == null 10314 || !pkg.mOriginalPackages.contains(renamedPackageName) 10315 || pkg.packageName.equals(renamedPackageName)) { 10316 return; 10317 } 10318 pkg.setPackageName(renamedPackageName); 10319 } 10320 10321 /** 10322 * Just scans the package without any side effects. 10323 * <p>Not entirely true at the moment. There is still one side effect -- this 10324 * method potentially modifies a live {@link PackageSetting} object representing 10325 * the package being scanned. This will be resolved in the future. 10326 * 10327 * @param request Information about the package to be scanned 10328 * @param isUnderFactoryTest Whether or not the device is under factory test 10329 * @param currentTime The current time, in millis 10330 * @return The results of the scan 10331 */ 10332 @GuardedBy("mInstallLock") 10333 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10334 boolean isUnderFactoryTest, long currentTime) 10335 throws PackageManagerException { 10336 final PackageParser.Package pkg = request.pkg; 10337 PackageSetting pkgSetting = request.pkgSetting; 10338 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10339 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10340 final @ParseFlags int parseFlags = request.parseFlags; 10341 final @ScanFlags int scanFlags = request.scanFlags; 10342 final String realPkgName = request.realPkgName; 10343 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10344 final UserHandle user = request.user; 10345 final boolean isPlatformPackage = request.isPlatformPackage; 10346 10347 List<String> changedAbiCodePath = null; 10348 10349 if (DEBUG_PACKAGE_SCANNING) { 10350 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10351 Log.d(TAG, "Scanning package " + pkg.packageName); 10352 } 10353 10354 if (Build.IS_DEBUGGABLE && 10355 pkg.isPrivileged() && 10356 !SystemProperties.getBoolean(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, true)) { 10357 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10358 } 10359 10360 // Initialize package source and resource directories 10361 final File scanFile = new File(pkg.codePath); 10362 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10363 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10364 10365 // We keep references to the derived CPU Abis from settings in oder to reuse 10366 // them in the case where we're not upgrading or booting for the first time. 10367 String primaryCpuAbiFromSettings = null; 10368 String secondaryCpuAbiFromSettings = null; 10369 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10370 10371 if (!needToDeriveAbi) { 10372 if (pkgSetting != null) { 10373 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10374 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10375 } else { 10376 // Re-scanning a system package after uninstalling updates; need to derive ABI 10377 needToDeriveAbi = true; 10378 } 10379 } 10380 10381 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10382 PackageManagerService.reportSettingsProblem(Log.WARN, 10383 "Package " + pkg.packageName + " shared user changed from " 10384 + (pkgSetting.sharedUser != null 10385 ? pkgSetting.sharedUser.name : "<nothing>") 10386 + " to " 10387 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10388 + "; replacing with new"); 10389 pkgSetting = null; 10390 } 10391 10392 String[] usesStaticLibraries = null; 10393 if (pkg.usesStaticLibraries != null) { 10394 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10395 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10396 } 10397 final boolean createNewPackage = (pkgSetting == null); 10398 if (createNewPackage) { 10399 final String parentPackageName = (pkg.parentPackage != null) 10400 ? pkg.parentPackage.packageName : null; 10401 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10402 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10403 // REMOVE SharedUserSetting from method; update in a separate call 10404 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10405 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10406 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10407 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10408 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10409 user, true /*allowInstall*/, instantApp, virtualPreload, 10410 parentPackageName, pkg.getChildPackageNames(), 10411 UserManagerService.getInstance(), usesStaticLibraries, 10412 pkg.usesStaticLibrariesVersions); 10413 } else { 10414 // REMOVE SharedUserSetting from method; update in a separate call. 10415 // 10416 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10417 // secondaryCpuAbi are not known at this point so we always update them 10418 // to null here, only to reset them at a later point. 10419 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10420 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10421 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10422 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10423 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10424 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10425 } 10426 if (createNewPackage && originalPkgSetting != null) { 10427 // This is the initial transition from the original package, so, 10428 // fix up the new package's name now. We must do this after looking 10429 // up the package under its new name, so getPackageLP takes care of 10430 // fiddling things correctly. 10431 pkg.setPackageName(originalPkgSetting.name); 10432 10433 // File a report about this. 10434 String msg = "New package " + pkgSetting.realName 10435 + " renamed to replace old package " + pkgSetting.name; 10436 reportSettingsProblem(Log.WARN, msg); 10437 } 10438 10439 if (disabledPkgSetting != null) { 10440 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10441 } 10442 10443 // Apps which share a sharedUserId must be placed in the same selinux domain. If this 10444 // package is the first app installed as this shared user, set seInfoTargetSdkVersion to its 10445 // targetSdkVersion. These are later adjusted in PackageManagerService's constructor to be 10446 // the lowest targetSdkVersion of all apps within the shared user, which corresponds to the 10447 // least restrictive selinux domain. 10448 // NOTE: As new packages are installed / updated, the shared user's seinfoTargetSdkVersion 10449 // will NOT be modified until next boot, even if a lower targetSdkVersion is used. This 10450 // ensures that all packages continue to run in the same selinux domain. 10451 final int targetSdkVersion = 10452 ((sharedUserSetting != null) && (sharedUserSetting.packages.size() != 0)) ? 10453 sharedUserSetting.seInfoTargetSdkVersion : pkg.applicationInfo.targetSdkVersion; 10454 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10455 // They currently can be if the sharedUser apps are signed with the platform key. 10456 final boolean isPrivileged = (sharedUserSetting != null) ? 10457 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10458 10459 pkg.applicationInfo.seInfo = SELinuxMMAC.getSeInfo(pkg, isPrivileged, 10460 pkg.applicationInfo.targetSandboxVersion, targetSdkVersion); 10461 10462 pkg.mExtras = pkgSetting; 10463 pkg.applicationInfo.processName = fixProcessName( 10464 pkg.applicationInfo.packageName, 10465 pkg.applicationInfo.processName); 10466 10467 if (!isPlatformPackage) { 10468 // Get all of our default paths setup 10469 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10470 } 10471 10472 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10473 10474 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10475 if (needToDeriveAbi) { 10476 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10477 final boolean extractNativeLibs = !pkg.isLibrary(); 10478 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10479 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10480 10481 // Some system apps still use directory structure for native libraries 10482 // in which case we might end up not detecting abi solely based on apk 10483 // structure. Try to detect abi based on directory structure. 10484 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10485 pkg.applicationInfo.primaryCpuAbi == null) { 10486 setBundledAppAbisAndRoots(pkg, pkgSetting); 10487 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10488 } 10489 } else { 10490 // This is not a first boot or an upgrade, don't bother deriving the 10491 // ABI during the scan. Instead, trust the value that was stored in the 10492 // package setting. 10493 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10494 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10495 10496 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10497 10498 if (DEBUG_ABI_SELECTION) { 10499 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10500 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10501 pkg.applicationInfo.secondaryCpuAbi); 10502 } 10503 } 10504 } else { 10505 if ((scanFlags & SCAN_MOVE) != 0) { 10506 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10507 // but we already have this packages package info in the PackageSetting. We just 10508 // use that and derive the native library path based on the new codepath. 10509 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10510 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10511 } 10512 10513 // Set native library paths again. For moves, the path will be updated based on the 10514 // ABIs we've determined above. For non-moves, the path will be updated based on the 10515 // ABIs we determined during compilation, but the path will depend on the final 10516 // package path (after the rename away from the stage path). 10517 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10518 } 10519 10520 // This is a special case for the "system" package, where the ABI is 10521 // dictated by the zygote configuration (and init.rc). We should keep track 10522 // of this ABI so that we can deal with "normal" applications that run under 10523 // the same UID correctly. 10524 if (isPlatformPackage) { 10525 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10526 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10527 } 10528 10529 // If there's a mismatch between the abi-override in the package setting 10530 // and the abiOverride specified for the install. Warn about this because we 10531 // would've already compiled the app without taking the package setting into 10532 // account. 10533 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10534 if (cpuAbiOverride == null && pkg.packageName != null) { 10535 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10536 " for package " + pkg.packageName); 10537 } 10538 } 10539 10540 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10541 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10542 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10543 10544 // Copy the derived override back to the parsed package, so that we can 10545 // update the package settings accordingly. 10546 pkg.cpuAbiOverride = cpuAbiOverride; 10547 10548 if (DEBUG_ABI_SELECTION) { 10549 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10550 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10551 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10552 } 10553 10554 // Push the derived path down into PackageSettings so we know what to 10555 // clean up at uninstall time. 10556 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10557 10558 if (DEBUG_ABI_SELECTION) { 10559 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10560 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10561 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10562 } 10563 10564 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10565 // We don't do this here during boot because we can do it all 10566 // at once after scanning all existing packages. 10567 // 10568 // We also do this *before* we perform dexopt on this package, so that 10569 // we can avoid redundant dexopts, and also to make sure we've got the 10570 // code and package path correct. 10571 changedAbiCodePath = 10572 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10573 } 10574 10575 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10576 android.Manifest.permission.FACTORY_TEST)) { 10577 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10578 } 10579 10580 if (isSystemApp(pkg)) { 10581 pkgSetting.isOrphaned = true; 10582 } 10583 10584 // Take care of first install / last update times. 10585 final long scanFileTime = getLastModifiedTime(pkg); 10586 if (currentTime != 0) { 10587 if (pkgSetting.firstInstallTime == 0) { 10588 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10589 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10590 pkgSetting.lastUpdateTime = currentTime; 10591 } 10592 } else if (pkgSetting.firstInstallTime == 0) { 10593 // We need *something*. Take time time stamp of the file. 10594 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10595 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10596 if (scanFileTime != pkgSetting.timeStamp) { 10597 // A package on the system image has changed; consider this 10598 // to be an update. 10599 pkgSetting.lastUpdateTime = scanFileTime; 10600 } 10601 } 10602 pkgSetting.setTimeStamp(scanFileTime); 10603 10604 pkgSetting.pkg = pkg; 10605 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10606 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10607 pkgSetting.versionCode = pkg.getLongVersionCode(); 10608 } 10609 // Update volume if needed 10610 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10611 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10612 Slog.i(PackageManagerService.TAG, 10613 "Update" + (pkgSetting.isSystem() ? " system" : "") 10614 + " package " + pkg.packageName 10615 + " volume from " + pkgSetting.volumeUuid 10616 + " to " + volumeUuid); 10617 pkgSetting.volumeUuid = volumeUuid; 10618 } 10619 10620 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10621 } 10622 10623 /** 10624 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10625 */ 10626 private static boolean apkHasCode(String fileName) { 10627 StrictJarFile jarFile = null; 10628 try { 10629 jarFile = new StrictJarFile(fileName, 10630 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10631 return jarFile.findEntry("classes.dex") != null; 10632 } catch (IOException ignore) { 10633 } finally { 10634 try { 10635 if (jarFile != null) { 10636 jarFile.close(); 10637 } 10638 } catch (IOException ignore) {} 10639 } 10640 return false; 10641 } 10642 10643 /** 10644 * Enforces code policy for the package. This ensures that if an APK has 10645 * declared hasCode="true" in its manifest that the APK actually contains 10646 * code. 10647 * 10648 * @throws PackageManagerException If bytecode could not be found when it should exist 10649 */ 10650 private static void assertCodePolicy(PackageParser.Package pkg) 10651 throws PackageManagerException { 10652 final boolean shouldHaveCode = 10653 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10654 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10655 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10656 "Package " + pkg.baseCodePath + " code is missing"); 10657 } 10658 10659 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10660 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10661 final boolean splitShouldHaveCode = 10662 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10663 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10664 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10665 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10666 } 10667 } 10668 } 10669 } 10670 10671 /** 10672 * Applies policy to the parsed package based upon the given policy flags. 10673 * Ensures the package is in a good state. 10674 * <p> 10675 * Implementation detail: This method must NOT have any side effect. It would 10676 * ideally be static, but, it requires locks to read system state. 10677 */ 10678 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10679 final @ScanFlags int scanFlags) { 10680 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10681 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10682 if (pkg.applicationInfo.isDirectBootAware()) { 10683 // we're direct boot aware; set for all components 10684 for (PackageParser.Service s : pkg.services) { 10685 s.info.encryptionAware = s.info.directBootAware = true; 10686 } 10687 for (PackageParser.Provider p : pkg.providers) { 10688 p.info.encryptionAware = p.info.directBootAware = true; 10689 } 10690 for (PackageParser.Activity a : pkg.activities) { 10691 a.info.encryptionAware = a.info.directBootAware = true; 10692 } 10693 for (PackageParser.Activity r : pkg.receivers) { 10694 r.info.encryptionAware = r.info.directBootAware = true; 10695 } 10696 } 10697 if (compressedFileExists(pkg.codePath)) { 10698 pkg.isStub = true; 10699 } 10700 } else { 10701 // non system apps can't be flagged as core 10702 pkg.coreApp = false; 10703 // clear flags not applicable to regular apps 10704 pkg.applicationInfo.flags &= 10705 ~ApplicationInfo.FLAG_PERSISTENT; 10706 pkg.applicationInfo.privateFlags &= 10707 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10708 pkg.applicationInfo.privateFlags &= 10709 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10710 // cap permission priorities 10711 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10712 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10713 pkg.permissionGroups.get(i).info.priority = 0; 10714 } 10715 } 10716 } 10717 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10718 // clear protected broadcasts 10719 pkg.protectedBroadcasts = null; 10720 // ignore export request for single user receivers 10721 if (pkg.receivers != null) { 10722 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10723 final PackageParser.Activity receiver = pkg.receivers.get(i); 10724 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10725 receiver.info.exported = false; 10726 } 10727 } 10728 } 10729 // ignore export request for single user services 10730 if (pkg.services != null) { 10731 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10732 final PackageParser.Service service = pkg.services.get(i); 10733 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10734 service.info.exported = false; 10735 } 10736 } 10737 } 10738 // ignore export request for single user providers 10739 if (pkg.providers != null) { 10740 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10741 final PackageParser.Provider provider = pkg.providers.get(i); 10742 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10743 provider.info.exported = false; 10744 } 10745 } 10746 } 10747 } 10748 10749 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10750 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10751 } 10752 10753 if ((scanFlags & SCAN_AS_OEM) != 0) { 10754 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10755 } 10756 10757 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10758 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10759 } 10760 10761 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10762 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10763 } 10764 10765 if (!isSystemApp(pkg)) { 10766 // Only system apps can use these features. 10767 pkg.mOriginalPackages = null; 10768 pkg.mRealPackage = null; 10769 pkg.mAdoptPermissions = null; 10770 } 10771 } 10772 10773 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10774 throws PackageManagerException { 10775 if (object == null) { 10776 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10777 } 10778 return object; 10779 } 10780 10781 /** 10782 * Asserts the parsed package is valid according to the given policy. If the 10783 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10784 * <p> 10785 * Implementation detail: This method must NOT have any side effects. It would 10786 * ideally be static, but, it requires locks to read system state. 10787 * 10788 * @throws PackageManagerException If the package fails any of the validation checks 10789 */ 10790 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10791 final @ScanFlags int scanFlags) 10792 throws PackageManagerException { 10793 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10794 assertCodePolicy(pkg); 10795 } 10796 10797 if (pkg.applicationInfo.getCodePath() == null || 10798 pkg.applicationInfo.getResourcePath() == null) { 10799 // Bail out. The resource and code paths haven't been set. 10800 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10801 "Code and resource paths haven't been set correctly"); 10802 } 10803 10804 // Make sure we're not adding any bogus keyset info 10805 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10806 ksms.assertScannedPackageValid(pkg); 10807 10808 synchronized (mPackages) { 10809 // The special "android" package can only be defined once 10810 if (pkg.packageName.equals("android")) { 10811 if (mAndroidApplication != null) { 10812 Slog.w(TAG, "*************************************************"); 10813 Slog.w(TAG, "Core android package being redefined. Skipping."); 10814 Slog.w(TAG, " codePath=" + pkg.codePath); 10815 Slog.w(TAG, "*************************************************"); 10816 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10817 "Core android package being redefined. Skipping."); 10818 } 10819 } 10820 10821 // A package name must be unique; don't allow duplicates 10822 if (mPackages.containsKey(pkg.packageName)) { 10823 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10824 "Application package " + pkg.packageName 10825 + " already installed. Skipping duplicate."); 10826 } 10827 10828 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10829 // Static libs have a synthetic package name containing the version 10830 // but we still want the base name to be unique. 10831 if (mPackages.containsKey(pkg.manifestPackageName)) { 10832 throw new PackageManagerException( 10833 "Duplicate static shared lib provider package"); 10834 } 10835 10836 // Static shared libraries should have at least O target SDK 10837 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10838 throw new PackageManagerException( 10839 "Packages declaring static-shared libs must target O SDK or higher"); 10840 } 10841 10842 // Package declaring static a shared lib cannot be instant apps 10843 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10844 throw new PackageManagerException( 10845 "Packages declaring static-shared libs cannot be instant apps"); 10846 } 10847 10848 // Package declaring static a shared lib cannot be renamed since the package 10849 // name is synthetic and apps can't code around package manager internals. 10850 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10851 throw new PackageManagerException( 10852 "Packages declaring static-shared libs cannot be renamed"); 10853 } 10854 10855 // Package declaring static a shared lib cannot declare child packages 10856 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10857 throw new PackageManagerException( 10858 "Packages declaring static-shared libs cannot have child packages"); 10859 } 10860 10861 // Package declaring static a shared lib cannot declare dynamic libs 10862 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10863 throw new PackageManagerException( 10864 "Packages declaring static-shared libs cannot declare dynamic libs"); 10865 } 10866 10867 // Package declaring static a shared lib cannot declare shared users 10868 if (pkg.mSharedUserId != null) { 10869 throw new PackageManagerException( 10870 "Packages declaring static-shared libs cannot declare shared users"); 10871 } 10872 10873 // Static shared libs cannot declare activities 10874 if (!pkg.activities.isEmpty()) { 10875 throw new PackageManagerException( 10876 "Static shared libs cannot declare activities"); 10877 } 10878 10879 // Static shared libs cannot declare services 10880 if (!pkg.services.isEmpty()) { 10881 throw new PackageManagerException( 10882 "Static shared libs cannot declare services"); 10883 } 10884 10885 // Static shared libs cannot declare providers 10886 if (!pkg.providers.isEmpty()) { 10887 throw new PackageManagerException( 10888 "Static shared libs cannot declare content providers"); 10889 } 10890 10891 // Static shared libs cannot declare receivers 10892 if (!pkg.receivers.isEmpty()) { 10893 throw new PackageManagerException( 10894 "Static shared libs cannot declare broadcast receivers"); 10895 } 10896 10897 // Static shared libs cannot declare permission groups 10898 if (!pkg.permissionGroups.isEmpty()) { 10899 throw new PackageManagerException( 10900 "Static shared libs cannot declare permission groups"); 10901 } 10902 10903 // Static shared libs cannot declare permissions 10904 if (!pkg.permissions.isEmpty()) { 10905 throw new PackageManagerException( 10906 "Static shared libs cannot declare permissions"); 10907 } 10908 10909 // Static shared libs cannot declare protected broadcasts 10910 if (pkg.protectedBroadcasts != null) { 10911 throw new PackageManagerException( 10912 "Static shared libs cannot declare protected broadcasts"); 10913 } 10914 10915 // Static shared libs cannot be overlay targets 10916 if (pkg.mOverlayTarget != null) { 10917 throw new PackageManagerException( 10918 "Static shared libs cannot be overlay targets"); 10919 } 10920 10921 // The version codes must be ordered as lib versions 10922 long minVersionCode = Long.MIN_VALUE; 10923 long maxVersionCode = Long.MAX_VALUE; 10924 10925 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10926 pkg.staticSharedLibName); 10927 if (versionedLib != null) { 10928 final int versionCount = versionedLib.size(); 10929 for (int i = 0; i < versionCount; i++) { 10930 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10931 final long libVersionCode = libInfo.getDeclaringPackage() 10932 .getLongVersionCode(); 10933 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10934 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10935 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10936 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10937 } else { 10938 minVersionCode = maxVersionCode = libVersionCode; 10939 break; 10940 } 10941 } 10942 } 10943 if (pkg.getLongVersionCode() < minVersionCode 10944 || pkg.getLongVersionCode() > maxVersionCode) { 10945 throw new PackageManagerException("Static shared" 10946 + " lib version codes must be ordered as lib versions"); 10947 } 10948 } 10949 10950 // Only privileged apps and updated privileged apps can add child packages. 10951 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10952 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10953 throw new PackageManagerException("Only privileged apps can add child " 10954 + "packages. Ignoring package " + pkg.packageName); 10955 } 10956 final int childCount = pkg.childPackages.size(); 10957 for (int i = 0; i < childCount; i++) { 10958 PackageParser.Package childPkg = pkg.childPackages.get(i); 10959 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10960 childPkg.packageName)) { 10961 throw new PackageManagerException("Can't override child of " 10962 + "another disabled app. Ignoring package " + pkg.packageName); 10963 } 10964 } 10965 } 10966 10967 // If we're only installing presumed-existing packages, require that the 10968 // scanned APK is both already known and at the path previously established 10969 // for it. Previously unknown packages we pick up normally, but if we have an 10970 // a priori expectation about this package's install presence, enforce it. 10971 // With a singular exception for new system packages. When an OTA contains 10972 // a new system package, we allow the codepath to change from a system location 10973 // to the user-installed location. If we don't allow this change, any newer, 10974 // user-installed version of the application will be ignored. 10975 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10976 if (mExpectingBetter.containsKey(pkg.packageName)) { 10977 logCriticalInfo(Log.WARN, 10978 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10979 } else { 10980 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10981 if (known != null) { 10982 if (DEBUG_PACKAGE_SCANNING) { 10983 Log.d(TAG, "Examining " + pkg.codePath 10984 + " and requiring known paths " + known.codePathString 10985 + " & " + known.resourcePathString); 10986 } 10987 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10988 || !pkg.applicationInfo.getResourcePath().equals( 10989 known.resourcePathString)) { 10990 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10991 "Application package " + pkg.packageName 10992 + " found at " + pkg.applicationInfo.getCodePath() 10993 + " but expected at " + known.codePathString 10994 + "; ignoring."); 10995 } 10996 } else { 10997 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10998 "Application package " + pkg.packageName 10999 + " not found; ignoring."); 11000 } 11001 } 11002 } 11003 11004 // Verify that this new package doesn't have any content providers 11005 // that conflict with existing packages. Only do this if the 11006 // package isn't already installed, since we don't want to break 11007 // things that are installed. 11008 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 11009 final int N = pkg.providers.size(); 11010 int i; 11011 for (i=0; i<N; i++) { 11012 PackageParser.Provider p = pkg.providers.get(i); 11013 if (p.info.authority != null) { 11014 String names[] = p.info.authority.split(";"); 11015 for (int j = 0; j < names.length; j++) { 11016 if (mProvidersByAuthority.containsKey(names[j])) { 11017 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11018 final String otherPackageName = 11019 ((other != null && other.getComponentName() != null) ? 11020 other.getComponentName().getPackageName() : "?"); 11021 throw new PackageManagerException( 11022 INSTALL_FAILED_CONFLICTING_PROVIDER, 11023 "Can't install because provider name " + names[j] 11024 + " (in package " + pkg.applicationInfo.packageName 11025 + ") is already used by " + otherPackageName); 11026 } 11027 } 11028 } 11029 } 11030 } 11031 11032 // Verify that packages sharing a user with a privileged app are marked as privileged. 11033 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 11034 SharedUserSetting sharedUserSetting = null; 11035 try { 11036 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 11037 } catch (PackageManagerException ignore) {} 11038 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 11039 // Exempt SharedUsers signed with the platform key. 11040 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 11041 if ((platformPkgSetting.signatures.mSigningDetails 11042 != PackageParser.SigningDetails.UNKNOWN) 11043 && (compareSignatures( 11044 platformPkgSetting.signatures.mSigningDetails.signatures, 11045 pkg.mSigningDetails.signatures) 11046 != PackageManager.SIGNATURE_MATCH)) { 11047 throw new PackageManagerException("Apps that share a user with a " + 11048 "privileged app must themselves be marked as privileged. " + 11049 pkg.packageName + " shares privileged user " + 11050 pkg.mSharedUserId + "."); 11051 } 11052 } 11053 } 11054 11055 // Apply policies specific for runtime resource overlays (RROs). 11056 if (pkg.mOverlayTarget != null) { 11057 // System overlays have some restrictions on their use of the 'static' state. 11058 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 11059 // We are scanning a system overlay. This can be the first scan of the 11060 // system/vendor/oem partition, or an update to the system overlay. 11061 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 11062 // This must be an update to a system overlay. 11063 final PackageSetting previousPkg = assertNotNull( 11064 mSettings.getPackageLPr(pkg.packageName), 11065 "previous package state not present"); 11066 11067 // Static overlays cannot be updated. 11068 if (previousPkg.pkg.mOverlayIsStatic) { 11069 throw new PackageManagerException("Overlay " + pkg.packageName + 11070 " is static and cannot be upgraded."); 11071 // Non-static overlays cannot be converted to static overlays. 11072 } else if (pkg.mOverlayIsStatic) { 11073 throw new PackageManagerException("Overlay " + pkg.packageName + 11074 " cannot be upgraded into a static overlay."); 11075 } 11076 } 11077 } else { 11078 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11079 if (pkg.mOverlayIsStatic) { 11080 throw new PackageManagerException("Overlay " + pkg.packageName + 11081 " is static but not pre-installed."); 11082 } 11083 11084 // The only case where we allow installation of a non-system overlay is when 11085 // its signature is signed with the platform certificate. 11086 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11087 if ((platformPkgSetting.signatures.mSigningDetails 11088 != PackageParser.SigningDetails.UNKNOWN) 11089 && (compareSignatures( 11090 platformPkgSetting.signatures.mSigningDetails.signatures, 11091 pkg.mSigningDetails.signatures) 11092 != PackageManager.SIGNATURE_MATCH)) { 11093 throw new PackageManagerException("Overlay " + pkg.packageName + 11094 " must be signed with the platform certificate."); 11095 } 11096 } 11097 } 11098 } 11099 } 11100 11101 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11102 int type, String declaringPackageName, long declaringVersionCode) { 11103 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11104 if (versionedLib == null) { 11105 versionedLib = new LongSparseArray<>(); 11106 mSharedLibraries.put(name, versionedLib); 11107 if (type == SharedLibraryInfo.TYPE_STATIC) { 11108 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11109 } 11110 } else if (versionedLib.indexOfKey(version) >= 0) { 11111 return false; 11112 } 11113 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11114 version, type, declaringPackageName, declaringVersionCode); 11115 versionedLib.put(version, libEntry); 11116 return true; 11117 } 11118 11119 private boolean removeSharedLibraryLPw(String name, long version) { 11120 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11121 if (versionedLib == null) { 11122 return false; 11123 } 11124 final int libIdx = versionedLib.indexOfKey(version); 11125 if (libIdx < 0) { 11126 return false; 11127 } 11128 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11129 versionedLib.remove(version); 11130 if (versionedLib.size() <= 0) { 11131 mSharedLibraries.remove(name); 11132 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11133 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11134 .getPackageName()); 11135 } 11136 } 11137 return true; 11138 } 11139 11140 /** 11141 * Adds a scanned package to the system. When this method is finished, the package will 11142 * be available for query, resolution, etc... 11143 */ 11144 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11145 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11146 final String pkgName = pkg.packageName; 11147 if (mCustomResolverComponentName != null && 11148 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11149 setUpCustomResolverActivity(pkg); 11150 } 11151 11152 if (pkg.packageName.equals("android")) { 11153 synchronized (mPackages) { 11154 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11155 // Set up information for our fall-back user intent resolution activity. 11156 mPlatformPackage = pkg; 11157 pkg.mVersionCode = mSdkVersion; 11158 pkg.mVersionCodeMajor = 0; 11159 mAndroidApplication = pkg.applicationInfo; 11160 if (!mResolverReplaced) { 11161 mResolveActivity.applicationInfo = mAndroidApplication; 11162 mResolveActivity.name = ResolverActivity.class.getName(); 11163 mResolveActivity.packageName = mAndroidApplication.packageName; 11164 mResolveActivity.processName = "system:ui"; 11165 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11166 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11167 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11168 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11169 mResolveActivity.exported = true; 11170 mResolveActivity.enabled = true; 11171 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11172 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11173 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11174 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11175 | ActivityInfo.CONFIG_ORIENTATION 11176 | ActivityInfo.CONFIG_KEYBOARD 11177 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11178 mResolveInfo.activityInfo = mResolveActivity; 11179 mResolveInfo.priority = 0; 11180 mResolveInfo.preferredOrder = 0; 11181 mResolveInfo.match = 0; 11182 mResolveComponentName = new ComponentName( 11183 mAndroidApplication.packageName, mResolveActivity.name); 11184 } 11185 } 11186 } 11187 } 11188 11189 ArrayList<PackageParser.Package> clientLibPkgs = null; 11190 // writer 11191 synchronized (mPackages) { 11192 boolean hasStaticSharedLibs = false; 11193 11194 // Any app can add new static shared libraries 11195 if (pkg.staticSharedLibName != null) { 11196 // Static shared libs don't allow renaming as they have synthetic package 11197 // names to allow install of multiple versions, so use name from manifest. 11198 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11199 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11200 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11201 hasStaticSharedLibs = true; 11202 } else { 11203 Slog.w(TAG, "Package " + pkg.packageName + " library " 11204 + pkg.staticSharedLibName + " already exists; skipping"); 11205 } 11206 // Static shared libs cannot be updated once installed since they 11207 // use synthetic package name which includes the version code, so 11208 // not need to update other packages's shared lib dependencies. 11209 } 11210 11211 if (!hasStaticSharedLibs 11212 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11213 // Only system apps can add new dynamic shared libraries. 11214 if (pkg.libraryNames != null) { 11215 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11216 String name = pkg.libraryNames.get(i); 11217 boolean allowed = false; 11218 if (pkg.isUpdatedSystemApp()) { 11219 // New library entries can only be added through the 11220 // system image. This is important to get rid of a lot 11221 // of nasty edge cases: for example if we allowed a non- 11222 // system update of the app to add a library, then uninstalling 11223 // the update would make the library go away, and assumptions 11224 // we made such as through app install filtering would now 11225 // have allowed apps on the device which aren't compatible 11226 // with it. Better to just have the restriction here, be 11227 // conservative, and create many fewer cases that can negatively 11228 // impact the user experience. 11229 final PackageSetting sysPs = mSettings 11230 .getDisabledSystemPkgLPr(pkg.packageName); 11231 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11232 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11233 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11234 allowed = true; 11235 break; 11236 } 11237 } 11238 } 11239 } else { 11240 allowed = true; 11241 } 11242 if (allowed) { 11243 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11244 SharedLibraryInfo.VERSION_UNDEFINED, 11245 SharedLibraryInfo.TYPE_DYNAMIC, 11246 pkg.packageName, pkg.getLongVersionCode())) { 11247 Slog.w(TAG, "Package " + pkg.packageName + " library " 11248 + name + " already exists; skipping"); 11249 } 11250 } else { 11251 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11252 + name + " that is not declared on system image; skipping"); 11253 } 11254 } 11255 11256 if ((scanFlags & SCAN_BOOTING) == 0) { 11257 // If we are not booting, we need to update any applications 11258 // that are clients of our shared library. If we are booting, 11259 // this will all be done once the scan is complete. 11260 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11261 } 11262 } 11263 } 11264 } 11265 11266 if ((scanFlags & SCAN_BOOTING) != 0) { 11267 // No apps can run during boot scan, so they don't need to be frozen 11268 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11269 // Caller asked to not kill app, so it's probably not frozen 11270 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11271 // Caller asked us to ignore frozen check for some reason; they 11272 // probably didn't know the package name 11273 } else { 11274 // We're doing major surgery on this package, so it better be frozen 11275 // right now to keep it from launching 11276 checkPackageFrozen(pkgName); 11277 } 11278 11279 // Also need to kill any apps that are dependent on the library. 11280 if (clientLibPkgs != null) { 11281 for (int i=0; i<clientLibPkgs.size(); i++) { 11282 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11283 killApplication(clientPkg.applicationInfo.packageName, 11284 clientPkg.applicationInfo.uid, "update lib"); 11285 } 11286 } 11287 11288 // writer 11289 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11290 11291 synchronized (mPackages) { 11292 // We don't expect installation to fail beyond this point 11293 11294 // Add the new setting to mSettings 11295 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11296 // Add the new setting to mPackages 11297 mPackages.put(pkg.applicationInfo.packageName, pkg); 11298 // Make sure we don't accidentally delete its data. 11299 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11300 while (iter.hasNext()) { 11301 PackageCleanItem item = iter.next(); 11302 if (pkgName.equals(item.packageName)) { 11303 iter.remove(); 11304 } 11305 } 11306 11307 // Add the package's KeySets to the global KeySetManagerService 11308 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11309 ksms.addScannedPackageLPw(pkg); 11310 11311 int N = pkg.providers.size(); 11312 StringBuilder r = null; 11313 int i; 11314 for (i=0; i<N; i++) { 11315 PackageParser.Provider p = pkg.providers.get(i); 11316 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11317 p.info.processName); 11318 mProviders.addProvider(p); 11319 p.syncable = p.info.isSyncable; 11320 if (p.info.authority != null) { 11321 String names[] = p.info.authority.split(";"); 11322 p.info.authority = null; 11323 for (int j = 0; j < names.length; j++) { 11324 if (j == 1 && p.syncable) { 11325 // We only want the first authority for a provider to possibly be 11326 // syncable, so if we already added this provider using a different 11327 // authority clear the syncable flag. We copy the provider before 11328 // changing it because the mProviders object contains a reference 11329 // to a provider that we don't want to change. 11330 // Only do this for the second authority since the resulting provider 11331 // object can be the same for all future authorities for this provider. 11332 p = new PackageParser.Provider(p); 11333 p.syncable = false; 11334 } 11335 if (!mProvidersByAuthority.containsKey(names[j])) { 11336 mProvidersByAuthority.put(names[j], p); 11337 if (p.info.authority == null) { 11338 p.info.authority = names[j]; 11339 } else { 11340 p.info.authority = p.info.authority + ";" + names[j]; 11341 } 11342 if (DEBUG_PACKAGE_SCANNING) { 11343 if (chatty) 11344 Log.d(TAG, "Registered content provider: " + names[j] 11345 + ", className = " + p.info.name + ", isSyncable = " 11346 + p.info.isSyncable); 11347 } 11348 } else { 11349 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11350 Slog.w(TAG, "Skipping provider name " + names[j] + 11351 " (in package " + pkg.applicationInfo.packageName + 11352 "): name already used by " 11353 + ((other != null && other.getComponentName() != null) 11354 ? other.getComponentName().getPackageName() : "?")); 11355 } 11356 } 11357 } 11358 if (chatty) { 11359 if (r == null) { 11360 r = new StringBuilder(256); 11361 } else { 11362 r.append(' '); 11363 } 11364 r.append(p.info.name); 11365 } 11366 } 11367 if (r != null) { 11368 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11369 } 11370 11371 N = pkg.services.size(); 11372 r = null; 11373 for (i=0; i<N; i++) { 11374 PackageParser.Service s = pkg.services.get(i); 11375 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11376 s.info.processName); 11377 mServices.addService(s); 11378 if (chatty) { 11379 if (r == null) { 11380 r = new StringBuilder(256); 11381 } else { 11382 r.append(' '); 11383 } 11384 r.append(s.info.name); 11385 } 11386 } 11387 if (r != null) { 11388 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11389 } 11390 11391 N = pkg.receivers.size(); 11392 r = null; 11393 for (i=0; i<N; i++) { 11394 PackageParser.Activity a = pkg.receivers.get(i); 11395 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11396 a.info.processName); 11397 mReceivers.addActivity(a, "receiver"); 11398 if (chatty) { 11399 if (r == null) { 11400 r = new StringBuilder(256); 11401 } else { 11402 r.append(' '); 11403 } 11404 r.append(a.info.name); 11405 } 11406 } 11407 if (r != null) { 11408 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11409 } 11410 11411 N = pkg.activities.size(); 11412 r = null; 11413 for (i=0; i<N; i++) { 11414 PackageParser.Activity a = pkg.activities.get(i); 11415 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11416 a.info.processName); 11417 mActivities.addActivity(a, "activity"); 11418 if (chatty) { 11419 if (r == null) { 11420 r = new StringBuilder(256); 11421 } else { 11422 r.append(' '); 11423 } 11424 r.append(a.info.name); 11425 } 11426 } 11427 if (r != null) { 11428 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11429 } 11430 11431 // Don't allow ephemeral applications to define new permissions groups. 11432 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11433 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11434 + " ignored: instant apps cannot define new permission groups."); 11435 } else { 11436 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11437 } 11438 11439 // Don't allow ephemeral applications to define new permissions. 11440 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11441 Slog.w(TAG, "Permissions from package " + pkg.packageName 11442 + " ignored: instant apps cannot define new permissions."); 11443 } else { 11444 mPermissionManager.addAllPermissions(pkg, chatty); 11445 } 11446 11447 N = pkg.instrumentation.size(); 11448 r = null; 11449 for (i=0; i<N; i++) { 11450 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11451 a.info.packageName = pkg.applicationInfo.packageName; 11452 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11453 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11454 a.info.splitNames = pkg.splitNames; 11455 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11456 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11457 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11458 a.info.dataDir = pkg.applicationInfo.dataDir; 11459 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11460 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11461 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11462 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11463 mInstrumentation.put(a.getComponentName(), a); 11464 if (chatty) { 11465 if (r == null) { 11466 r = new StringBuilder(256); 11467 } else { 11468 r.append(' '); 11469 } 11470 r.append(a.info.name); 11471 } 11472 } 11473 if (r != null) { 11474 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11475 } 11476 11477 if (pkg.protectedBroadcasts != null) { 11478 N = pkg.protectedBroadcasts.size(); 11479 synchronized (mProtectedBroadcasts) { 11480 for (i = 0; i < N; i++) { 11481 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11482 } 11483 } 11484 } 11485 } 11486 11487 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11488 } 11489 11490 /** 11491 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11492 * is derived purely on the basis of the contents of {@code scanFile} and 11493 * {@code cpuAbiOverride}. 11494 * 11495 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11496 */ 11497 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11498 boolean extractLibs) 11499 throws PackageManagerException { 11500 // Give ourselves some initial paths; we'll come back for another 11501 // pass once we've determined ABI below. 11502 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11503 11504 // We would never need to extract libs for forward-locked and external packages, 11505 // since the container service will do it for us. We shouldn't attempt to 11506 // extract libs from system app when it was not updated. 11507 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11508 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11509 extractLibs = false; 11510 } 11511 11512 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11513 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11514 11515 NativeLibraryHelper.Handle handle = null; 11516 try { 11517 handle = NativeLibraryHelper.Handle.create(pkg); 11518 // TODO(multiArch): This can be null for apps that didn't go through the 11519 // usual installation process. We can calculate it again, like we 11520 // do during install time. 11521 // 11522 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11523 // unnecessary. 11524 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11525 11526 // Null out the abis so that they can be recalculated. 11527 pkg.applicationInfo.primaryCpuAbi = null; 11528 pkg.applicationInfo.secondaryCpuAbi = null; 11529 if (isMultiArch(pkg.applicationInfo)) { 11530 // Warn if we've set an abiOverride for multi-lib packages.. 11531 // By definition, we need to copy both 32 and 64 bit libraries for 11532 // such packages. 11533 if (pkg.cpuAbiOverride != null 11534 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11535 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11536 } 11537 11538 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11539 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11540 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11541 if (extractLibs) { 11542 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11543 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11544 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11545 useIsaSpecificSubdirs); 11546 } else { 11547 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11548 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11549 } 11550 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11551 } 11552 11553 // Shared library native code should be in the APK zip aligned 11554 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11555 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11556 "Shared library native lib extraction not supported"); 11557 } 11558 11559 maybeThrowExceptionForMultiArchCopy( 11560 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11561 11562 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11563 if (extractLibs) { 11564 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11565 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11566 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11567 useIsaSpecificSubdirs); 11568 } else { 11569 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11570 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11571 } 11572 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11573 } 11574 11575 maybeThrowExceptionForMultiArchCopy( 11576 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11577 11578 if (abi64 >= 0) { 11579 // Shared library native libs should be in the APK zip aligned 11580 if (extractLibs && pkg.isLibrary()) { 11581 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11582 "Shared library native lib extraction not supported"); 11583 } 11584 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11585 } 11586 11587 if (abi32 >= 0) { 11588 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11589 if (abi64 >= 0) { 11590 if (pkg.use32bitAbi) { 11591 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11592 pkg.applicationInfo.primaryCpuAbi = abi; 11593 } else { 11594 pkg.applicationInfo.secondaryCpuAbi = abi; 11595 } 11596 } else { 11597 pkg.applicationInfo.primaryCpuAbi = abi; 11598 } 11599 } 11600 } else { 11601 String[] abiList = (cpuAbiOverride != null) ? 11602 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11603 11604 // Enable gross and lame hacks for apps that are built with old 11605 // SDK tools. We must scan their APKs for renderscript bitcode and 11606 // not launch them if it's present. Don't bother checking on devices 11607 // that don't have 64 bit support. 11608 boolean needsRenderScriptOverride = false; 11609 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11610 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11611 abiList = Build.SUPPORTED_32_BIT_ABIS; 11612 needsRenderScriptOverride = true; 11613 } 11614 11615 final int copyRet; 11616 if (extractLibs) { 11617 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11618 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11619 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11620 } else { 11621 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11622 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11623 } 11624 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11625 11626 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11627 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11628 "Error unpackaging native libs for app, errorCode=" + copyRet); 11629 } 11630 11631 if (copyRet >= 0) { 11632 // Shared libraries that have native libs must be multi-architecture 11633 if (pkg.isLibrary()) { 11634 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11635 "Shared library with native libs must be multiarch"); 11636 } 11637 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11638 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11639 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11640 } else if (needsRenderScriptOverride) { 11641 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11642 } 11643 } 11644 } catch (IOException ioe) { 11645 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11646 } finally { 11647 IoUtils.closeQuietly(handle); 11648 } 11649 11650 // Now that we've calculated the ABIs and determined if it's an internal app, 11651 // we will go ahead and populate the nativeLibraryPath. 11652 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11653 } 11654 11655 /** 11656 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11657 * i.e, so that all packages can be run inside a single process if required. 11658 * 11659 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11660 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11661 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11662 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11663 * updating a package that belongs to a shared user. 11664 * 11665 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11666 * adds unnecessary complexity. 11667 */ 11668 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11669 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11670 List<String> changedAbiCodePath = null; 11671 String requiredInstructionSet = null; 11672 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11673 requiredInstructionSet = VMRuntime.getInstructionSet( 11674 scannedPackage.applicationInfo.primaryCpuAbi); 11675 } 11676 11677 PackageSetting requirer = null; 11678 for (PackageSetting ps : packagesForUser) { 11679 // If packagesForUser contains scannedPackage, we skip it. This will happen 11680 // when scannedPackage is an update of an existing package. Without this check, 11681 // we will never be able to change the ABI of any package belonging to a shared 11682 // user, even if it's compatible with other packages. 11683 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11684 if (ps.primaryCpuAbiString == null) { 11685 continue; 11686 } 11687 11688 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11689 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11690 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11691 // this but there's not much we can do. 11692 String errorMessage = "Instruction set mismatch, " 11693 + ((requirer == null) ? "[caller]" : requirer) 11694 + " requires " + requiredInstructionSet + " whereas " + ps 11695 + " requires " + instructionSet; 11696 Slog.w(TAG, errorMessage); 11697 } 11698 11699 if (requiredInstructionSet == null) { 11700 requiredInstructionSet = instructionSet; 11701 requirer = ps; 11702 } 11703 } 11704 } 11705 11706 if (requiredInstructionSet != null) { 11707 String adjustedAbi; 11708 if (requirer != null) { 11709 // requirer != null implies that either scannedPackage was null or that scannedPackage 11710 // did not require an ABI, in which case we have to adjust scannedPackage to match 11711 // the ABI of the set (which is the same as requirer's ABI) 11712 adjustedAbi = requirer.primaryCpuAbiString; 11713 if (scannedPackage != null) { 11714 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11715 } 11716 } else { 11717 // requirer == null implies that we're updating all ABIs in the set to 11718 // match scannedPackage. 11719 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11720 } 11721 11722 for (PackageSetting ps : packagesForUser) { 11723 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11724 if (ps.primaryCpuAbiString != null) { 11725 continue; 11726 } 11727 11728 ps.primaryCpuAbiString = adjustedAbi; 11729 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11730 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11731 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11732 if (DEBUG_ABI_SELECTION) { 11733 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11734 + " (requirer=" 11735 + (requirer != null ? requirer.pkg : "null") 11736 + ", scannedPackage=" 11737 + (scannedPackage != null ? scannedPackage : "null") 11738 + ")"); 11739 } 11740 if (changedAbiCodePath == null) { 11741 changedAbiCodePath = new ArrayList<>(); 11742 } 11743 changedAbiCodePath.add(ps.codePathString); 11744 } 11745 } 11746 } 11747 } 11748 return changedAbiCodePath; 11749 } 11750 11751 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11752 synchronized (mPackages) { 11753 mResolverReplaced = true; 11754 // Set up information for custom user intent resolution activity. 11755 mResolveActivity.applicationInfo = pkg.applicationInfo; 11756 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11757 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11758 mResolveActivity.processName = pkg.applicationInfo.packageName; 11759 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11760 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11761 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11762 mResolveActivity.theme = 0; 11763 mResolveActivity.exported = true; 11764 mResolveActivity.enabled = true; 11765 mResolveInfo.activityInfo = mResolveActivity; 11766 mResolveInfo.priority = 0; 11767 mResolveInfo.preferredOrder = 0; 11768 mResolveInfo.match = 0; 11769 mResolveComponentName = mCustomResolverComponentName; 11770 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11771 mResolveComponentName); 11772 } 11773 } 11774 11775 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11776 if (installerActivity == null) { 11777 if (DEBUG_INSTANT) { 11778 Slog.d(TAG, "Clear ephemeral installer activity"); 11779 } 11780 mInstantAppInstallerActivity = null; 11781 return; 11782 } 11783 11784 if (DEBUG_INSTANT) { 11785 Slog.d(TAG, "Set ephemeral installer activity: " 11786 + installerActivity.getComponentName()); 11787 } 11788 // Set up information for ephemeral installer activity 11789 mInstantAppInstallerActivity = installerActivity; 11790 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11791 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11792 mInstantAppInstallerActivity.exported = true; 11793 mInstantAppInstallerActivity.enabled = true; 11794 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11795 mInstantAppInstallerInfo.priority = 1; 11796 mInstantAppInstallerInfo.preferredOrder = 1; 11797 mInstantAppInstallerInfo.isDefault = true; 11798 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11799 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11800 } 11801 11802 private static String calculateBundledApkRoot(final String codePathString) { 11803 final File codePath = new File(codePathString); 11804 final File codeRoot; 11805 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11806 codeRoot = Environment.getRootDirectory(); 11807 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11808 codeRoot = Environment.getOemDirectory(); 11809 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11810 codeRoot = Environment.getVendorDirectory(); 11811 } else if (FileUtils.contains(Environment.getOdmDirectory(), codePath)) { 11812 codeRoot = Environment.getOdmDirectory(); 11813 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11814 codeRoot = Environment.getProductDirectory(); 11815 } else { 11816 // Unrecognized code path; take its top real segment as the apk root: 11817 // e.g. /something/app/blah.apk => /something 11818 try { 11819 File f = codePath.getCanonicalFile(); 11820 File parent = f.getParentFile(); // non-null because codePath is a file 11821 File tmp; 11822 while ((tmp = parent.getParentFile()) != null) { 11823 f = parent; 11824 parent = tmp; 11825 } 11826 codeRoot = f; 11827 Slog.w(TAG, "Unrecognized code path " 11828 + codePath + " - using " + codeRoot); 11829 } catch (IOException e) { 11830 // Can't canonicalize the code path -- shenanigans? 11831 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11832 return Environment.getRootDirectory().getPath(); 11833 } 11834 } 11835 return codeRoot.getPath(); 11836 } 11837 11838 /** 11839 * Derive and set the location of native libraries for the given package, 11840 * which varies depending on where and how the package was installed. 11841 */ 11842 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11843 final ApplicationInfo info = pkg.applicationInfo; 11844 final String codePath = pkg.codePath; 11845 final File codeFile = new File(codePath); 11846 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11847 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11848 11849 info.nativeLibraryRootDir = null; 11850 info.nativeLibraryRootRequiresIsa = false; 11851 info.nativeLibraryDir = null; 11852 info.secondaryNativeLibraryDir = null; 11853 11854 if (isApkFile(codeFile)) { 11855 // Monolithic install 11856 if (bundledApp) { 11857 // If "/system/lib64/apkname" exists, assume that is the per-package 11858 // native library directory to use; otherwise use "/system/lib/apkname". 11859 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11860 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11861 getPrimaryInstructionSet(info)); 11862 11863 // This is a bundled system app so choose the path based on the ABI. 11864 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11865 // is just the default path. 11866 final String apkName = deriveCodePathName(codePath); 11867 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11868 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11869 apkName).getAbsolutePath(); 11870 11871 if (info.secondaryCpuAbi != null) { 11872 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11873 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11874 secondaryLibDir, apkName).getAbsolutePath(); 11875 } 11876 } else if (asecApp) { 11877 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11878 .getAbsolutePath(); 11879 } else { 11880 final String apkName = deriveCodePathName(codePath); 11881 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11882 .getAbsolutePath(); 11883 } 11884 11885 info.nativeLibraryRootRequiresIsa = false; 11886 info.nativeLibraryDir = info.nativeLibraryRootDir; 11887 } else { 11888 // Cluster install 11889 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11890 info.nativeLibraryRootRequiresIsa = true; 11891 11892 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11893 getPrimaryInstructionSet(info)).getAbsolutePath(); 11894 11895 if (info.secondaryCpuAbi != null) { 11896 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11897 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11898 } 11899 } 11900 } 11901 11902 /** 11903 * Calculate the abis and roots for a bundled app. These can uniquely 11904 * be determined from the contents of the system partition, i.e whether 11905 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11906 * of this information, and instead assume that the system was built 11907 * sensibly. 11908 */ 11909 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11910 PackageSetting pkgSetting) { 11911 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11912 11913 // If "/system/lib64/apkname" exists, assume that is the per-package 11914 // native library directory to use; otherwise use "/system/lib/apkname". 11915 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11916 setBundledAppAbi(pkg, apkRoot, apkName); 11917 // pkgSetting might be null during rescan following uninstall of updates 11918 // to a bundled app, so accommodate that possibility. The settings in 11919 // that case will be established later from the parsed package. 11920 // 11921 // If the settings aren't null, sync them up with what we've just derived. 11922 // note that apkRoot isn't stored in the package settings. 11923 if (pkgSetting != null) { 11924 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11925 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11926 } 11927 } 11928 11929 /** 11930 * Deduces the ABI of a bundled app and sets the relevant fields on the 11931 * parsed pkg object. 11932 * 11933 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11934 * under which system libraries are installed. 11935 * @param apkName the name of the installed package. 11936 */ 11937 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11938 final File codeFile = new File(pkg.codePath); 11939 11940 final boolean has64BitLibs; 11941 final boolean has32BitLibs; 11942 if (isApkFile(codeFile)) { 11943 // Monolithic install 11944 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11945 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11946 } else { 11947 // Cluster install 11948 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11949 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11950 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11951 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11952 has64BitLibs = (new File(rootDir, isa)).exists(); 11953 } else { 11954 has64BitLibs = false; 11955 } 11956 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11957 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11958 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11959 has32BitLibs = (new File(rootDir, isa)).exists(); 11960 } else { 11961 has32BitLibs = false; 11962 } 11963 } 11964 11965 if (has64BitLibs && !has32BitLibs) { 11966 // The package has 64 bit libs, but not 32 bit libs. Its primary 11967 // ABI should be 64 bit. We can safely assume here that the bundled 11968 // native libraries correspond to the most preferred ABI in the list. 11969 11970 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11971 pkg.applicationInfo.secondaryCpuAbi = null; 11972 } else if (has32BitLibs && !has64BitLibs) { 11973 // The package has 32 bit libs but not 64 bit libs. Its primary 11974 // ABI should be 32 bit. 11975 11976 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11977 pkg.applicationInfo.secondaryCpuAbi = null; 11978 } else if (has32BitLibs && has64BitLibs) { 11979 // The application has both 64 and 32 bit bundled libraries. We check 11980 // here that the app declares multiArch support, and warn if it doesn't. 11981 // 11982 // We will be lenient here and record both ABIs. The primary will be the 11983 // ABI that's higher on the list, i.e, a device that's configured to prefer 11984 // 64 bit apps will see a 64 bit primary ABI, 11985 11986 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11987 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11988 } 11989 11990 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11991 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11992 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11993 } else { 11994 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11995 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11996 } 11997 } else { 11998 pkg.applicationInfo.primaryCpuAbi = null; 11999 pkg.applicationInfo.secondaryCpuAbi = null; 12000 } 12001 } 12002 12003 private void killApplication(String pkgName, int appId, String reason) { 12004 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 12005 } 12006 12007 private void killApplication(String pkgName, int appId, int userId, String reason) { 12008 // Request the ActivityManager to kill the process(only for existing packages) 12009 // so that we do not end up in a confused state while the user is still using the older 12010 // version of the application while the new one gets installed. 12011 final long token = Binder.clearCallingIdentity(); 12012 try { 12013 IActivityManager am = ActivityManager.getService(); 12014 if (am != null) { 12015 try { 12016 am.killApplication(pkgName, appId, userId, reason); 12017 } catch (RemoteException e) { 12018 } 12019 } 12020 } finally { 12021 Binder.restoreCallingIdentity(token); 12022 } 12023 } 12024 12025 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 12026 // Remove the parent package setting 12027 PackageSetting ps = (PackageSetting) pkg.mExtras; 12028 if (ps != null) { 12029 removePackageLI(ps, chatty); 12030 } 12031 // Remove the child package setting 12032 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12033 for (int i = 0; i < childCount; i++) { 12034 PackageParser.Package childPkg = pkg.childPackages.get(i); 12035 ps = (PackageSetting) childPkg.mExtras; 12036 if (ps != null) { 12037 removePackageLI(ps, chatty); 12038 } 12039 } 12040 } 12041 12042 void removePackageLI(PackageSetting ps, boolean chatty) { 12043 if (DEBUG_INSTALL) { 12044 if (chatty) 12045 Log.d(TAG, "Removing package " + ps.name); 12046 } 12047 12048 // writer 12049 synchronized (mPackages) { 12050 mPackages.remove(ps.name); 12051 final PackageParser.Package pkg = ps.pkg; 12052 if (pkg != null) { 12053 cleanPackageDataStructuresLILPw(pkg, chatty); 12054 } 12055 } 12056 } 12057 12058 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 12059 if (DEBUG_INSTALL) { 12060 if (chatty) 12061 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 12062 } 12063 12064 // writer 12065 synchronized (mPackages) { 12066 // Remove the parent package 12067 mPackages.remove(pkg.applicationInfo.packageName); 12068 cleanPackageDataStructuresLILPw(pkg, chatty); 12069 12070 // Remove the child packages 12071 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12072 for (int i = 0; i < childCount; i++) { 12073 PackageParser.Package childPkg = pkg.childPackages.get(i); 12074 mPackages.remove(childPkg.applicationInfo.packageName); 12075 cleanPackageDataStructuresLILPw(childPkg, chatty); 12076 } 12077 } 12078 } 12079 12080 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12081 int N = pkg.providers.size(); 12082 StringBuilder r = null; 12083 int i; 12084 for (i=0; i<N; i++) { 12085 PackageParser.Provider p = pkg.providers.get(i); 12086 mProviders.removeProvider(p); 12087 if (p.info.authority == null) { 12088 12089 /* There was another ContentProvider with this authority when 12090 * this app was installed so this authority is null, 12091 * Ignore it as we don't have to unregister the provider. 12092 */ 12093 continue; 12094 } 12095 String names[] = p.info.authority.split(";"); 12096 for (int j = 0; j < names.length; j++) { 12097 if (mProvidersByAuthority.get(names[j]) == p) { 12098 mProvidersByAuthority.remove(names[j]); 12099 if (DEBUG_REMOVE) { 12100 if (chatty) 12101 Log.d(TAG, "Unregistered content provider: " + names[j] 12102 + ", className = " + p.info.name + ", isSyncable = " 12103 + p.info.isSyncable); 12104 } 12105 } 12106 } 12107 if (DEBUG_REMOVE && chatty) { 12108 if (r == null) { 12109 r = new StringBuilder(256); 12110 } else { 12111 r.append(' '); 12112 } 12113 r.append(p.info.name); 12114 } 12115 } 12116 if (r != null) { 12117 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12118 } 12119 12120 N = pkg.services.size(); 12121 r = null; 12122 for (i=0; i<N; i++) { 12123 PackageParser.Service s = pkg.services.get(i); 12124 mServices.removeService(s); 12125 if (chatty) { 12126 if (r == null) { 12127 r = new StringBuilder(256); 12128 } else { 12129 r.append(' '); 12130 } 12131 r.append(s.info.name); 12132 } 12133 } 12134 if (r != null) { 12135 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12136 } 12137 12138 N = pkg.receivers.size(); 12139 r = null; 12140 for (i=0; i<N; i++) { 12141 PackageParser.Activity a = pkg.receivers.get(i); 12142 mReceivers.removeActivity(a, "receiver"); 12143 if (DEBUG_REMOVE && chatty) { 12144 if (r == null) { 12145 r = new StringBuilder(256); 12146 } else { 12147 r.append(' '); 12148 } 12149 r.append(a.info.name); 12150 } 12151 } 12152 if (r != null) { 12153 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12154 } 12155 12156 N = pkg.activities.size(); 12157 r = null; 12158 for (i=0; i<N; i++) { 12159 PackageParser.Activity a = pkg.activities.get(i); 12160 mActivities.removeActivity(a, "activity"); 12161 if (DEBUG_REMOVE && chatty) { 12162 if (r == null) { 12163 r = new StringBuilder(256); 12164 } else { 12165 r.append(' '); 12166 } 12167 r.append(a.info.name); 12168 } 12169 } 12170 if (r != null) { 12171 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12172 } 12173 12174 mPermissionManager.removeAllPermissions(pkg, chatty); 12175 12176 N = pkg.instrumentation.size(); 12177 r = null; 12178 for (i=0; i<N; i++) { 12179 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12180 mInstrumentation.remove(a.getComponentName()); 12181 if (DEBUG_REMOVE && chatty) { 12182 if (r == null) { 12183 r = new StringBuilder(256); 12184 } else { 12185 r.append(' '); 12186 } 12187 r.append(a.info.name); 12188 } 12189 } 12190 if (r != null) { 12191 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12192 } 12193 12194 r = null; 12195 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12196 // Only system apps can hold shared libraries. 12197 if (pkg.libraryNames != null) { 12198 for (i = 0; i < pkg.libraryNames.size(); i++) { 12199 String name = pkg.libraryNames.get(i); 12200 if (removeSharedLibraryLPw(name, 0)) { 12201 if (DEBUG_REMOVE && chatty) { 12202 if (r == null) { 12203 r = new StringBuilder(256); 12204 } else { 12205 r.append(' '); 12206 } 12207 r.append(name); 12208 } 12209 } 12210 } 12211 } 12212 } 12213 12214 r = null; 12215 12216 // Any package can hold static shared libraries. 12217 if (pkg.staticSharedLibName != null) { 12218 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12219 if (DEBUG_REMOVE && chatty) { 12220 if (r == null) { 12221 r = new StringBuilder(256); 12222 } else { 12223 r.append(' '); 12224 } 12225 r.append(pkg.staticSharedLibName); 12226 } 12227 } 12228 } 12229 12230 if (r != null) { 12231 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12232 } 12233 } 12234 12235 12236 final class ActivityIntentResolver 12237 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12238 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12239 boolean defaultOnly, int userId) { 12240 if (!sUserManager.exists(userId)) return null; 12241 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12242 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12243 } 12244 12245 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12246 int userId) { 12247 if (!sUserManager.exists(userId)) return null; 12248 mFlags = flags; 12249 return super.queryIntent(intent, resolvedType, 12250 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12251 userId); 12252 } 12253 12254 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12255 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12256 if (!sUserManager.exists(userId)) return null; 12257 if (packageActivities == null) { 12258 return null; 12259 } 12260 mFlags = flags; 12261 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12262 final int N = packageActivities.size(); 12263 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12264 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12265 12266 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12267 for (int i = 0; i < N; ++i) { 12268 intentFilters = packageActivities.get(i).intents; 12269 if (intentFilters != null && intentFilters.size() > 0) { 12270 PackageParser.ActivityIntentInfo[] array = 12271 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12272 intentFilters.toArray(array); 12273 listCut.add(array); 12274 } 12275 } 12276 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12277 } 12278 12279 /** 12280 * Finds a privileged activity that matches the specified activity names. 12281 */ 12282 private PackageParser.Activity findMatchingActivity( 12283 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12284 for (PackageParser.Activity sysActivity : activityList) { 12285 if (sysActivity.info.name.equals(activityInfo.name)) { 12286 return sysActivity; 12287 } 12288 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12289 return sysActivity; 12290 } 12291 if (sysActivity.info.targetActivity != null) { 12292 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12293 return sysActivity; 12294 } 12295 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12296 return sysActivity; 12297 } 12298 } 12299 } 12300 return null; 12301 } 12302 12303 public class IterGenerator<E> { 12304 public Iterator<E> generate(ActivityIntentInfo info) { 12305 return null; 12306 } 12307 } 12308 12309 public class ActionIterGenerator extends IterGenerator<String> { 12310 @Override 12311 public Iterator<String> generate(ActivityIntentInfo info) { 12312 return info.actionsIterator(); 12313 } 12314 } 12315 12316 public class CategoriesIterGenerator extends IterGenerator<String> { 12317 @Override 12318 public Iterator<String> generate(ActivityIntentInfo info) { 12319 return info.categoriesIterator(); 12320 } 12321 } 12322 12323 public class SchemesIterGenerator extends IterGenerator<String> { 12324 @Override 12325 public Iterator<String> generate(ActivityIntentInfo info) { 12326 return info.schemesIterator(); 12327 } 12328 } 12329 12330 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12331 @Override 12332 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12333 return info.authoritiesIterator(); 12334 } 12335 } 12336 12337 /** 12338 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12339 * MODIFIED. Do not pass in a list that should not be changed. 12340 */ 12341 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12342 IterGenerator<T> generator, Iterator<T> searchIterator) { 12343 // loop through the set of actions; every one must be found in the intent filter 12344 while (searchIterator.hasNext()) { 12345 // we must have at least one filter in the list to consider a match 12346 if (intentList.size() == 0) { 12347 break; 12348 } 12349 12350 final T searchAction = searchIterator.next(); 12351 12352 // loop through the set of intent filters 12353 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12354 while (intentIter.hasNext()) { 12355 final ActivityIntentInfo intentInfo = intentIter.next(); 12356 boolean selectionFound = false; 12357 12358 // loop through the intent filter's selection criteria; at least one 12359 // of them must match the searched criteria 12360 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12361 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12362 final T intentSelection = intentSelectionIter.next(); 12363 if (intentSelection != null && intentSelection.equals(searchAction)) { 12364 selectionFound = true; 12365 break; 12366 } 12367 } 12368 12369 // the selection criteria wasn't found in this filter's set; this filter 12370 // is not a potential match 12371 if (!selectionFound) { 12372 intentIter.remove(); 12373 } 12374 } 12375 } 12376 } 12377 12378 private boolean isProtectedAction(ActivityIntentInfo filter) { 12379 final Iterator<String> actionsIter = filter.actionsIterator(); 12380 while (actionsIter != null && actionsIter.hasNext()) { 12381 final String filterAction = actionsIter.next(); 12382 if (PROTECTED_ACTIONS.contains(filterAction)) { 12383 return true; 12384 } 12385 } 12386 return false; 12387 } 12388 12389 /** 12390 * Adjusts the priority of the given intent filter according to policy. 12391 * <p> 12392 * <ul> 12393 * <li>The priority for non privileged applications is capped to '0'</li> 12394 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12395 * <li>The priority for unbundled updates to privileged applications is capped to the 12396 * priority defined on the system partition</li> 12397 * </ul> 12398 * <p> 12399 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12400 * allowed to obtain any priority on any action. 12401 */ 12402 private void adjustPriority( 12403 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12404 // nothing to do; priority is fine as-is 12405 if (intent.getPriority() <= 0) { 12406 return; 12407 } 12408 12409 final ActivityInfo activityInfo = intent.activity.info; 12410 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12411 12412 final boolean privilegedApp = 12413 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12414 if (!privilegedApp) { 12415 // non-privileged applications can never define a priority >0 12416 if (DEBUG_FILTERS) { 12417 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12418 + " package: " + applicationInfo.packageName 12419 + " activity: " + intent.activity.className 12420 + " origPrio: " + intent.getPriority()); 12421 } 12422 intent.setPriority(0); 12423 return; 12424 } 12425 12426 if (systemActivities == null) { 12427 // the system package is not disabled; we're parsing the system partition 12428 if (isProtectedAction(intent)) { 12429 if (mDeferProtectedFilters) { 12430 // We can't deal with these just yet. No component should ever obtain a 12431 // >0 priority for a protected actions, with ONE exception -- the setup 12432 // wizard. The setup wizard, however, cannot be known until we're able to 12433 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12434 // until all intent filters have been processed. Chicken, meet egg. 12435 // Let the filter temporarily have a high priority and rectify the 12436 // priorities after all system packages have been scanned. 12437 mProtectedFilters.add(intent); 12438 if (DEBUG_FILTERS) { 12439 Slog.i(TAG, "Protected action; save for later;" 12440 + " package: " + applicationInfo.packageName 12441 + " activity: " + intent.activity.className 12442 + " origPrio: " + intent.getPriority()); 12443 } 12444 return; 12445 } else { 12446 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12447 Slog.i(TAG, "No setup wizard;" 12448 + " All protected intents capped to priority 0"); 12449 } 12450 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12451 if (DEBUG_FILTERS) { 12452 Slog.i(TAG, "Found setup wizard;" 12453 + " allow priority " + intent.getPriority() + ";" 12454 + " package: " + intent.activity.info.packageName 12455 + " activity: " + intent.activity.className 12456 + " priority: " + intent.getPriority()); 12457 } 12458 // setup wizard gets whatever it wants 12459 return; 12460 } 12461 if (DEBUG_FILTERS) { 12462 Slog.i(TAG, "Protected action; cap priority to 0;" 12463 + " package: " + intent.activity.info.packageName 12464 + " activity: " + intent.activity.className 12465 + " origPrio: " + intent.getPriority()); 12466 } 12467 intent.setPriority(0); 12468 return; 12469 } 12470 } 12471 // privileged apps on the system image get whatever priority they request 12472 return; 12473 } 12474 12475 // privileged app unbundled update ... try to find the same activity 12476 final PackageParser.Activity foundActivity = 12477 findMatchingActivity(systemActivities, activityInfo); 12478 if (foundActivity == null) { 12479 // this is a new activity; it cannot obtain >0 priority 12480 if (DEBUG_FILTERS) { 12481 Slog.i(TAG, "New activity; cap priority to 0;" 12482 + " package: " + applicationInfo.packageName 12483 + " activity: " + intent.activity.className 12484 + " origPrio: " + intent.getPriority()); 12485 } 12486 intent.setPriority(0); 12487 return; 12488 } 12489 12490 // found activity, now check for filter equivalence 12491 12492 // a shallow copy is enough; we modify the list, not its contents 12493 final List<ActivityIntentInfo> intentListCopy = 12494 new ArrayList<>(foundActivity.intents); 12495 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12496 12497 // find matching action subsets 12498 final Iterator<String> actionsIterator = intent.actionsIterator(); 12499 if (actionsIterator != null) { 12500 getIntentListSubset( 12501 intentListCopy, new ActionIterGenerator(), actionsIterator); 12502 if (intentListCopy.size() == 0) { 12503 // no more intents to match; we're not equivalent 12504 if (DEBUG_FILTERS) { 12505 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12506 + " package: " + applicationInfo.packageName 12507 + " activity: " + intent.activity.className 12508 + " origPrio: " + intent.getPriority()); 12509 } 12510 intent.setPriority(0); 12511 return; 12512 } 12513 } 12514 12515 // find matching category subsets 12516 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12517 if (categoriesIterator != null) { 12518 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12519 categoriesIterator); 12520 if (intentListCopy.size() == 0) { 12521 // no more intents to match; we're not equivalent 12522 if (DEBUG_FILTERS) { 12523 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12524 + " package: " + applicationInfo.packageName 12525 + " activity: " + intent.activity.className 12526 + " origPrio: " + intent.getPriority()); 12527 } 12528 intent.setPriority(0); 12529 return; 12530 } 12531 } 12532 12533 // find matching schemes subsets 12534 final Iterator<String> schemesIterator = intent.schemesIterator(); 12535 if (schemesIterator != null) { 12536 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12537 schemesIterator); 12538 if (intentListCopy.size() == 0) { 12539 // no more intents to match; we're not equivalent 12540 if (DEBUG_FILTERS) { 12541 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12542 + " package: " + applicationInfo.packageName 12543 + " activity: " + intent.activity.className 12544 + " origPrio: " + intent.getPriority()); 12545 } 12546 intent.setPriority(0); 12547 return; 12548 } 12549 } 12550 12551 // find matching authorities subsets 12552 final Iterator<IntentFilter.AuthorityEntry> 12553 authoritiesIterator = intent.authoritiesIterator(); 12554 if (authoritiesIterator != null) { 12555 getIntentListSubset(intentListCopy, 12556 new AuthoritiesIterGenerator(), 12557 authoritiesIterator); 12558 if (intentListCopy.size() == 0) { 12559 // no more intents to match; we're not equivalent 12560 if (DEBUG_FILTERS) { 12561 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12562 + " package: " + applicationInfo.packageName 12563 + " activity: " + intent.activity.className 12564 + " origPrio: " + intent.getPriority()); 12565 } 12566 intent.setPriority(0); 12567 return; 12568 } 12569 } 12570 12571 // we found matching filter(s); app gets the max priority of all intents 12572 int cappedPriority = 0; 12573 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12574 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12575 } 12576 if (intent.getPriority() > cappedPriority) { 12577 if (DEBUG_FILTERS) { 12578 Slog.i(TAG, "Found matching filter(s);" 12579 + " cap priority to " + cappedPriority + ";" 12580 + " package: " + applicationInfo.packageName 12581 + " activity: " + intent.activity.className 12582 + " origPrio: " + intent.getPriority()); 12583 } 12584 intent.setPriority(cappedPriority); 12585 return; 12586 } 12587 // all this for nothing; the requested priority was <= what was on the system 12588 } 12589 12590 public final void addActivity(PackageParser.Activity a, String type) { 12591 mActivities.put(a.getComponentName(), a); 12592 if (DEBUG_SHOW_INFO) 12593 Log.v( 12594 TAG, " " + type + " " + 12595 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12596 if (DEBUG_SHOW_INFO) 12597 Log.v(TAG, " Class=" + a.info.name); 12598 final int NI = a.intents.size(); 12599 for (int j=0; j<NI; j++) { 12600 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12601 if ("activity".equals(type)) { 12602 final PackageSetting ps = 12603 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12604 final List<PackageParser.Activity> systemActivities = 12605 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12606 adjustPriority(systemActivities, intent); 12607 } 12608 if (DEBUG_SHOW_INFO) { 12609 Log.v(TAG, " IntentFilter:"); 12610 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12611 } 12612 if (!intent.debugCheck()) { 12613 Log.w(TAG, "==> For Activity " + a.info.name); 12614 } 12615 addFilter(intent); 12616 } 12617 } 12618 12619 public final void removeActivity(PackageParser.Activity a, String type) { 12620 mActivities.remove(a.getComponentName()); 12621 if (DEBUG_SHOW_INFO) { 12622 Log.v(TAG, " " + type + " " 12623 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12624 : a.info.name) + ":"); 12625 Log.v(TAG, " Class=" + a.info.name); 12626 } 12627 final int NI = a.intents.size(); 12628 for (int j=0; j<NI; j++) { 12629 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12630 if (DEBUG_SHOW_INFO) { 12631 Log.v(TAG, " IntentFilter:"); 12632 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12633 } 12634 removeFilter(intent); 12635 } 12636 } 12637 12638 @Override 12639 protected boolean allowFilterResult( 12640 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12641 ActivityInfo filterAi = filter.activity.info; 12642 for (int i=dest.size()-1; i>=0; i--) { 12643 ActivityInfo destAi = dest.get(i).activityInfo; 12644 if (destAi.name == filterAi.name 12645 && destAi.packageName == filterAi.packageName) { 12646 return false; 12647 } 12648 } 12649 return true; 12650 } 12651 12652 @Override 12653 protected ActivityIntentInfo[] newArray(int size) { 12654 return new ActivityIntentInfo[size]; 12655 } 12656 12657 @Override 12658 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12659 if (!sUserManager.exists(userId)) return true; 12660 PackageParser.Package p = filter.activity.owner; 12661 if (p != null) { 12662 PackageSetting ps = (PackageSetting)p.mExtras; 12663 if (ps != null) { 12664 // System apps are never considered stopped for purposes of 12665 // filtering, because there may be no way for the user to 12666 // actually re-launch them. 12667 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12668 && ps.getStopped(userId); 12669 } 12670 } 12671 return false; 12672 } 12673 12674 @Override 12675 protected boolean isPackageForFilter(String packageName, 12676 PackageParser.ActivityIntentInfo info) { 12677 return packageName.equals(info.activity.owner.packageName); 12678 } 12679 12680 @Override 12681 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12682 int match, int userId) { 12683 if (!sUserManager.exists(userId)) return null; 12684 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12685 return null; 12686 } 12687 final PackageParser.Activity activity = info.activity; 12688 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12689 if (ps == null) { 12690 return null; 12691 } 12692 final PackageUserState userState = ps.readUserState(userId); 12693 ActivityInfo ai = 12694 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12695 if (ai == null) { 12696 return null; 12697 } 12698 final boolean matchExplicitlyVisibleOnly = 12699 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12700 final boolean matchVisibleToInstantApp = 12701 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12702 final boolean componentVisible = 12703 matchVisibleToInstantApp 12704 && info.isVisibleToInstantApp() 12705 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12706 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12707 // throw out filters that aren't visible to ephemeral apps 12708 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12709 return null; 12710 } 12711 // throw out instant app filters if we're not explicitly requesting them 12712 if (!matchInstantApp && userState.instantApp) { 12713 return null; 12714 } 12715 // throw out instant app filters if updates are available; will trigger 12716 // instant app resolution 12717 if (userState.instantApp && ps.isUpdateAvailable()) { 12718 return null; 12719 } 12720 final ResolveInfo res = new ResolveInfo(); 12721 res.activityInfo = ai; 12722 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12723 res.filter = info; 12724 } 12725 if (info != null) { 12726 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12727 } 12728 res.priority = info.getPriority(); 12729 res.preferredOrder = activity.owner.mPreferredOrder; 12730 //System.out.println("Result: " + res.activityInfo.className + 12731 // " = " + res.priority); 12732 res.match = match; 12733 res.isDefault = info.hasDefault; 12734 res.labelRes = info.labelRes; 12735 res.nonLocalizedLabel = info.nonLocalizedLabel; 12736 if (userNeedsBadging(userId)) { 12737 res.noResourceId = true; 12738 } else { 12739 res.icon = info.icon; 12740 } 12741 res.iconResourceId = info.icon; 12742 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12743 res.isInstantAppAvailable = userState.instantApp; 12744 return res; 12745 } 12746 12747 @Override 12748 protected void sortResults(List<ResolveInfo> results) { 12749 Collections.sort(results, mResolvePrioritySorter); 12750 } 12751 12752 @Override 12753 protected void dumpFilter(PrintWriter out, String prefix, 12754 PackageParser.ActivityIntentInfo filter) { 12755 out.print(prefix); out.print( 12756 Integer.toHexString(System.identityHashCode(filter.activity))); 12757 out.print(' '); 12758 filter.activity.printComponentShortName(out); 12759 out.print(" filter "); 12760 out.println(Integer.toHexString(System.identityHashCode(filter))); 12761 } 12762 12763 @Override 12764 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12765 return filter.activity; 12766 } 12767 12768 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12769 PackageParser.Activity activity = (PackageParser.Activity)label; 12770 out.print(prefix); out.print( 12771 Integer.toHexString(System.identityHashCode(activity))); 12772 out.print(' '); 12773 activity.printComponentShortName(out); 12774 if (count > 1) { 12775 out.print(" ("); out.print(count); out.print(" filters)"); 12776 } 12777 out.println(); 12778 } 12779 12780 // Keys are String (activity class name), values are Activity. 12781 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12782 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12783 private int mFlags; 12784 } 12785 12786 private final class ServiceIntentResolver 12787 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12788 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12789 boolean defaultOnly, int userId) { 12790 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12791 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12792 } 12793 12794 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12795 int userId) { 12796 if (!sUserManager.exists(userId)) return null; 12797 mFlags = flags; 12798 return super.queryIntent(intent, resolvedType, 12799 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12800 userId); 12801 } 12802 12803 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12804 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12805 if (!sUserManager.exists(userId)) return null; 12806 if (packageServices == null) { 12807 return null; 12808 } 12809 mFlags = flags; 12810 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12811 final int N = packageServices.size(); 12812 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12813 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12814 12815 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12816 for (int i = 0; i < N; ++i) { 12817 intentFilters = packageServices.get(i).intents; 12818 if (intentFilters != null && intentFilters.size() > 0) { 12819 PackageParser.ServiceIntentInfo[] array = 12820 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12821 intentFilters.toArray(array); 12822 listCut.add(array); 12823 } 12824 } 12825 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12826 } 12827 12828 public final void addService(PackageParser.Service s) { 12829 mServices.put(s.getComponentName(), s); 12830 if (DEBUG_SHOW_INFO) { 12831 Log.v(TAG, " " 12832 + (s.info.nonLocalizedLabel != null 12833 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12834 Log.v(TAG, " Class=" + s.info.name); 12835 } 12836 final int NI = s.intents.size(); 12837 int j; 12838 for (j=0; j<NI; j++) { 12839 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12840 if (DEBUG_SHOW_INFO) { 12841 Log.v(TAG, " IntentFilter:"); 12842 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12843 } 12844 if (!intent.debugCheck()) { 12845 Log.w(TAG, "==> For Service " + s.info.name); 12846 } 12847 addFilter(intent); 12848 } 12849 } 12850 12851 public final void removeService(PackageParser.Service s) { 12852 mServices.remove(s.getComponentName()); 12853 if (DEBUG_SHOW_INFO) { 12854 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12855 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12856 Log.v(TAG, " Class=" + s.info.name); 12857 } 12858 final int NI = s.intents.size(); 12859 int j; 12860 for (j=0; j<NI; j++) { 12861 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12862 if (DEBUG_SHOW_INFO) { 12863 Log.v(TAG, " IntentFilter:"); 12864 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12865 } 12866 removeFilter(intent); 12867 } 12868 } 12869 12870 @Override 12871 protected boolean allowFilterResult( 12872 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12873 ServiceInfo filterSi = filter.service.info; 12874 for (int i=dest.size()-1; i>=0; i--) { 12875 ServiceInfo destAi = dest.get(i).serviceInfo; 12876 if (destAi.name == filterSi.name 12877 && destAi.packageName == filterSi.packageName) { 12878 return false; 12879 } 12880 } 12881 return true; 12882 } 12883 12884 @Override 12885 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12886 return new PackageParser.ServiceIntentInfo[size]; 12887 } 12888 12889 @Override 12890 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12891 if (!sUserManager.exists(userId)) return true; 12892 PackageParser.Package p = filter.service.owner; 12893 if (p != null) { 12894 PackageSetting ps = (PackageSetting)p.mExtras; 12895 if (ps != null) { 12896 // System apps are never considered stopped for purposes of 12897 // filtering, because there may be no way for the user to 12898 // actually re-launch them. 12899 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12900 && ps.getStopped(userId); 12901 } 12902 } 12903 return false; 12904 } 12905 12906 @Override 12907 protected boolean isPackageForFilter(String packageName, 12908 PackageParser.ServiceIntentInfo info) { 12909 return packageName.equals(info.service.owner.packageName); 12910 } 12911 12912 @Override 12913 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12914 int match, int userId) { 12915 if (!sUserManager.exists(userId)) return null; 12916 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12917 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12918 return null; 12919 } 12920 final PackageParser.Service service = info.service; 12921 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12922 if (ps == null) { 12923 return null; 12924 } 12925 final PackageUserState userState = ps.readUserState(userId); 12926 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12927 userState, userId); 12928 if (si == null) { 12929 return null; 12930 } 12931 final boolean matchVisibleToInstantApp = 12932 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12933 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12934 // throw out filters that aren't visible to ephemeral apps 12935 if (matchVisibleToInstantApp 12936 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12937 return null; 12938 } 12939 // throw out ephemeral filters if we're not explicitly requesting them 12940 if (!isInstantApp && userState.instantApp) { 12941 return null; 12942 } 12943 // throw out instant app filters if updates are available; will trigger 12944 // instant app resolution 12945 if (userState.instantApp && ps.isUpdateAvailable()) { 12946 return null; 12947 } 12948 final ResolveInfo res = new ResolveInfo(); 12949 res.serviceInfo = si; 12950 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12951 res.filter = filter; 12952 } 12953 res.priority = info.getPriority(); 12954 res.preferredOrder = service.owner.mPreferredOrder; 12955 res.match = match; 12956 res.isDefault = info.hasDefault; 12957 res.labelRes = info.labelRes; 12958 res.nonLocalizedLabel = info.nonLocalizedLabel; 12959 res.icon = info.icon; 12960 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12961 return res; 12962 } 12963 12964 @Override 12965 protected void sortResults(List<ResolveInfo> results) { 12966 Collections.sort(results, mResolvePrioritySorter); 12967 } 12968 12969 @Override 12970 protected void dumpFilter(PrintWriter out, String prefix, 12971 PackageParser.ServiceIntentInfo filter) { 12972 out.print(prefix); out.print( 12973 Integer.toHexString(System.identityHashCode(filter.service))); 12974 out.print(' '); 12975 filter.service.printComponentShortName(out); 12976 out.print(" filter "); 12977 out.print(Integer.toHexString(System.identityHashCode(filter))); 12978 if (filter.service.info.permission != null) { 12979 out.print(" permission "); out.println(filter.service.info.permission); 12980 } else { 12981 out.println(); 12982 } 12983 } 12984 12985 @Override 12986 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12987 return filter.service; 12988 } 12989 12990 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12991 PackageParser.Service service = (PackageParser.Service)label; 12992 out.print(prefix); out.print( 12993 Integer.toHexString(System.identityHashCode(service))); 12994 out.print(' '); 12995 service.printComponentShortName(out); 12996 if (count > 1) { 12997 out.print(" ("); out.print(count); out.print(" filters)"); 12998 } 12999 out.println(); 13000 } 13001 13002// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 13003// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 13004// final List<ResolveInfo> retList = Lists.newArrayList(); 13005// while (i.hasNext()) { 13006// final ResolveInfo resolveInfo = (ResolveInfo) i; 13007// if (isEnabledLP(resolveInfo.serviceInfo)) { 13008// retList.add(resolveInfo); 13009// } 13010// } 13011// return retList; 13012// } 13013 13014 // Keys are String (activity class name), values are Activity. 13015 private final ArrayMap<ComponentName, PackageParser.Service> mServices 13016 = new ArrayMap<ComponentName, PackageParser.Service>(); 13017 private int mFlags; 13018 } 13019 13020 private final class ProviderIntentResolver 13021 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 13022 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13023 boolean defaultOnly, int userId) { 13024 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13025 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13026 } 13027 13028 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13029 int userId) { 13030 if (!sUserManager.exists(userId)) 13031 return null; 13032 mFlags = flags; 13033 return super.queryIntent(intent, resolvedType, 13034 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13035 userId); 13036 } 13037 13038 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13039 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 13040 if (!sUserManager.exists(userId)) 13041 return null; 13042 if (packageProviders == null) { 13043 return null; 13044 } 13045 mFlags = flags; 13046 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 13047 final int N = packageProviders.size(); 13048 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 13049 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 13050 13051 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 13052 for (int i = 0; i < N; ++i) { 13053 intentFilters = packageProviders.get(i).intents; 13054 if (intentFilters != null && intentFilters.size() > 0) { 13055 PackageParser.ProviderIntentInfo[] array = 13056 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 13057 intentFilters.toArray(array); 13058 listCut.add(array); 13059 } 13060 } 13061 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13062 } 13063 13064 public final void addProvider(PackageParser.Provider p) { 13065 if (mProviders.containsKey(p.getComponentName())) { 13066 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13067 return; 13068 } 13069 13070 mProviders.put(p.getComponentName(), p); 13071 if (DEBUG_SHOW_INFO) { 13072 Log.v(TAG, " " 13073 + (p.info.nonLocalizedLabel != null 13074 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13075 Log.v(TAG, " Class=" + p.info.name); 13076 } 13077 final int NI = p.intents.size(); 13078 int j; 13079 for (j = 0; j < NI; j++) { 13080 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13081 if (DEBUG_SHOW_INFO) { 13082 Log.v(TAG, " IntentFilter:"); 13083 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13084 } 13085 if (!intent.debugCheck()) { 13086 Log.w(TAG, "==> For Provider " + p.info.name); 13087 } 13088 addFilter(intent); 13089 } 13090 } 13091 13092 public final void removeProvider(PackageParser.Provider p) { 13093 mProviders.remove(p.getComponentName()); 13094 if (DEBUG_SHOW_INFO) { 13095 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13096 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13097 Log.v(TAG, " Class=" + p.info.name); 13098 } 13099 final int NI = p.intents.size(); 13100 int j; 13101 for (j = 0; j < NI; j++) { 13102 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13103 if (DEBUG_SHOW_INFO) { 13104 Log.v(TAG, " IntentFilter:"); 13105 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13106 } 13107 removeFilter(intent); 13108 } 13109 } 13110 13111 @Override 13112 protected boolean allowFilterResult( 13113 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13114 ProviderInfo filterPi = filter.provider.info; 13115 for (int i = dest.size() - 1; i >= 0; i--) { 13116 ProviderInfo destPi = dest.get(i).providerInfo; 13117 if (destPi.name == filterPi.name 13118 && destPi.packageName == filterPi.packageName) { 13119 return false; 13120 } 13121 } 13122 return true; 13123 } 13124 13125 @Override 13126 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13127 return new PackageParser.ProviderIntentInfo[size]; 13128 } 13129 13130 @Override 13131 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13132 if (!sUserManager.exists(userId)) 13133 return true; 13134 PackageParser.Package p = filter.provider.owner; 13135 if (p != null) { 13136 PackageSetting ps = (PackageSetting) p.mExtras; 13137 if (ps != null) { 13138 // System apps are never considered stopped for purposes of 13139 // filtering, because there may be no way for the user to 13140 // actually re-launch them. 13141 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13142 && ps.getStopped(userId); 13143 } 13144 } 13145 return false; 13146 } 13147 13148 @Override 13149 protected boolean isPackageForFilter(String packageName, 13150 PackageParser.ProviderIntentInfo info) { 13151 return packageName.equals(info.provider.owner.packageName); 13152 } 13153 13154 @Override 13155 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13156 int match, int userId) { 13157 if (!sUserManager.exists(userId)) 13158 return null; 13159 final PackageParser.ProviderIntentInfo info = filter; 13160 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13161 return null; 13162 } 13163 final PackageParser.Provider provider = info.provider; 13164 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13165 if (ps == null) { 13166 return null; 13167 } 13168 final PackageUserState userState = ps.readUserState(userId); 13169 final boolean matchVisibleToInstantApp = 13170 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13171 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13172 // throw out filters that aren't visible to instant applications 13173 if (matchVisibleToInstantApp 13174 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13175 return null; 13176 } 13177 // throw out instant application filters if we're not explicitly requesting them 13178 if (!isInstantApp && userState.instantApp) { 13179 return null; 13180 } 13181 // throw out instant application filters if updates are available; will trigger 13182 // instant application resolution 13183 if (userState.instantApp && ps.isUpdateAvailable()) { 13184 return null; 13185 } 13186 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13187 userState, userId); 13188 if (pi == null) { 13189 return null; 13190 } 13191 final ResolveInfo res = new ResolveInfo(); 13192 res.providerInfo = pi; 13193 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13194 res.filter = filter; 13195 } 13196 res.priority = info.getPriority(); 13197 res.preferredOrder = provider.owner.mPreferredOrder; 13198 res.match = match; 13199 res.isDefault = info.hasDefault; 13200 res.labelRes = info.labelRes; 13201 res.nonLocalizedLabel = info.nonLocalizedLabel; 13202 res.icon = info.icon; 13203 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13204 return res; 13205 } 13206 13207 @Override 13208 protected void sortResults(List<ResolveInfo> results) { 13209 Collections.sort(results, mResolvePrioritySorter); 13210 } 13211 13212 @Override 13213 protected void dumpFilter(PrintWriter out, String prefix, 13214 PackageParser.ProviderIntentInfo filter) { 13215 out.print(prefix); 13216 out.print( 13217 Integer.toHexString(System.identityHashCode(filter.provider))); 13218 out.print(' '); 13219 filter.provider.printComponentShortName(out); 13220 out.print(" filter "); 13221 out.println(Integer.toHexString(System.identityHashCode(filter))); 13222 } 13223 13224 @Override 13225 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13226 return filter.provider; 13227 } 13228 13229 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13230 PackageParser.Provider provider = (PackageParser.Provider)label; 13231 out.print(prefix); out.print( 13232 Integer.toHexString(System.identityHashCode(provider))); 13233 out.print(' '); 13234 provider.printComponentShortName(out); 13235 if (count > 1) { 13236 out.print(" ("); out.print(count); out.print(" filters)"); 13237 } 13238 out.println(); 13239 } 13240 13241 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13242 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13243 private int mFlags; 13244 } 13245 13246 static final class InstantAppIntentResolver 13247 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13248 AuxiliaryResolveInfo.AuxiliaryFilter> { 13249 /** 13250 * The result that has the highest defined order. Ordering applies on a 13251 * per-package basis. Mapping is from package name to Pair of order and 13252 * EphemeralResolveInfo. 13253 * <p> 13254 * NOTE: This is implemented as a field variable for convenience and efficiency. 13255 * By having a field variable, we're able to track filter ordering as soon as 13256 * a non-zero order is defined. Otherwise, multiple loops across the result set 13257 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13258 * this needs to be contained entirely within {@link #filterResults}. 13259 */ 13260 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13261 13262 @Override 13263 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13264 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13265 } 13266 13267 @Override 13268 protected boolean isPackageForFilter(String packageName, 13269 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13270 return true; 13271 } 13272 13273 @Override 13274 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13275 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13276 if (!sUserManager.exists(userId)) { 13277 return null; 13278 } 13279 final String packageName = responseObj.resolveInfo.getPackageName(); 13280 final Integer order = responseObj.getOrder(); 13281 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13282 mOrderResult.get(packageName); 13283 // ordering is enabled and this item's order isn't high enough 13284 if (lastOrderResult != null && lastOrderResult.first >= order) { 13285 return null; 13286 } 13287 final InstantAppResolveInfo res = responseObj.resolveInfo; 13288 if (order > 0) { 13289 // non-zero order, enable ordering 13290 mOrderResult.put(packageName, new Pair<>(order, res)); 13291 } 13292 return responseObj; 13293 } 13294 13295 @Override 13296 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13297 // only do work if ordering is enabled [most of the time it won't be] 13298 if (mOrderResult.size() == 0) { 13299 return; 13300 } 13301 int resultSize = results.size(); 13302 for (int i = 0; i < resultSize; i++) { 13303 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13304 final String packageName = info.getPackageName(); 13305 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13306 if (savedInfo == null) { 13307 // package doesn't having ordering 13308 continue; 13309 } 13310 if (savedInfo.second == info) { 13311 // circled back to the highest ordered item; remove from order list 13312 mOrderResult.remove(packageName); 13313 if (mOrderResult.size() == 0) { 13314 // no more ordered items 13315 break; 13316 } 13317 continue; 13318 } 13319 // item has a worse order, remove it from the result list 13320 results.remove(i); 13321 resultSize--; 13322 i--; 13323 } 13324 } 13325 } 13326 13327 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13328 new Comparator<ResolveInfo>() { 13329 public int compare(ResolveInfo r1, ResolveInfo r2) { 13330 int v1 = r1.priority; 13331 int v2 = r2.priority; 13332 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13333 if (v1 != v2) { 13334 return (v1 > v2) ? -1 : 1; 13335 } 13336 v1 = r1.preferredOrder; 13337 v2 = r2.preferredOrder; 13338 if (v1 != v2) { 13339 return (v1 > v2) ? -1 : 1; 13340 } 13341 if (r1.isDefault != r2.isDefault) { 13342 return r1.isDefault ? -1 : 1; 13343 } 13344 v1 = r1.match; 13345 v2 = r2.match; 13346 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13347 if (v1 != v2) { 13348 return (v1 > v2) ? -1 : 1; 13349 } 13350 if (r1.system != r2.system) { 13351 return r1.system ? -1 : 1; 13352 } 13353 if (r1.activityInfo != null) { 13354 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13355 } 13356 if (r1.serviceInfo != null) { 13357 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13358 } 13359 if (r1.providerInfo != null) { 13360 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13361 } 13362 return 0; 13363 } 13364 }; 13365 13366 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13367 new Comparator<ProviderInfo>() { 13368 public int compare(ProviderInfo p1, ProviderInfo p2) { 13369 final int v1 = p1.initOrder; 13370 final int v2 = p2.initOrder; 13371 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13372 } 13373 }; 13374 13375 @Override 13376 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13377 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13378 final int[] userIds, int[] instantUserIds) { 13379 mHandler.post(new Runnable() { 13380 @Override 13381 public void run() { 13382 try { 13383 final IActivityManager am = ActivityManager.getService(); 13384 if (am == null) return; 13385 final int[] resolvedUserIds; 13386 if (userIds == null) { 13387 resolvedUserIds = am.getRunningUserIds(); 13388 } else { 13389 resolvedUserIds = userIds; 13390 } 13391 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13392 resolvedUserIds, false); 13393 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13394 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13395 instantUserIds, true); 13396 } 13397 } catch (RemoteException ex) { 13398 } 13399 } 13400 }); 13401 } 13402 13403 @Override 13404 public void notifyPackageAdded(String packageName) { 13405 final PackageListObserver[] observers; 13406 synchronized (mPackages) { 13407 if (mPackageListObservers.size() == 0) { 13408 return; 13409 } 13410 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13411 } 13412 for (int i = observers.length - 1; i >= 0; --i) { 13413 observers[i].onPackageAdded(packageName); 13414 } 13415 } 13416 13417 @Override 13418 public void notifyPackageRemoved(String packageName) { 13419 final PackageListObserver[] observers; 13420 synchronized (mPackages) { 13421 if (mPackageListObservers.size() == 0) { 13422 return; 13423 } 13424 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13425 } 13426 for (int i = observers.length - 1; i >= 0; --i) { 13427 observers[i].onPackageRemoved(packageName); 13428 } 13429 } 13430 13431 /** 13432 * Sends a broadcast for the given action. 13433 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13434 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13435 * the system and applications allowed to see instant applications to receive package 13436 * lifecycle events for instant applications. 13437 */ 13438 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13439 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13440 int[] userIds, boolean isInstantApp) 13441 throws RemoteException { 13442 for (int id : userIds) { 13443 final Intent intent = new Intent(action, 13444 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13445 final String[] requiredPermissions = 13446 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13447 if (extras != null) { 13448 intent.putExtras(extras); 13449 } 13450 if (targetPkg != null) { 13451 intent.setPackage(targetPkg); 13452 } 13453 // Modify the UID when posting to other users 13454 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13455 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13456 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13457 intent.putExtra(Intent.EXTRA_UID, uid); 13458 } 13459 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13460 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13461 if (DEBUG_BROADCASTS) { 13462 RuntimeException here = new RuntimeException("here"); 13463 here.fillInStackTrace(); 13464 Slog.d(TAG, "Sending to user " + id + ": " 13465 + intent.toShortString(false, true, false, false) 13466 + " " + intent.getExtras(), here); 13467 } 13468 am.broadcastIntent(null, intent, null, finishedReceiver, 13469 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13470 null, finishedReceiver != null, false, id); 13471 } 13472 } 13473 13474 /** 13475 * Check if the external storage media is available. This is true if there 13476 * is a mounted external storage medium or if the external storage is 13477 * emulated. 13478 */ 13479 private boolean isExternalMediaAvailable() { 13480 return mMediaMounted || Environment.isExternalStorageEmulated(); 13481 } 13482 13483 @Override 13484 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13485 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13486 return null; 13487 } 13488 if (!isExternalMediaAvailable()) { 13489 // If the external storage is no longer mounted at this point, 13490 // the caller may not have been able to delete all of this 13491 // packages files and can not delete any more. Bail. 13492 return null; 13493 } 13494 synchronized (mPackages) { 13495 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13496 if (lastPackage != null) { 13497 pkgs.remove(lastPackage); 13498 } 13499 if (pkgs.size() > 0) { 13500 return pkgs.get(0); 13501 } 13502 } 13503 return null; 13504 } 13505 13506 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13507 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13508 userId, andCode ? 1 : 0, packageName); 13509 if (mSystemReady) { 13510 msg.sendToTarget(); 13511 } else { 13512 if (mPostSystemReadyMessages == null) { 13513 mPostSystemReadyMessages = new ArrayList<>(); 13514 } 13515 mPostSystemReadyMessages.add(msg); 13516 } 13517 } 13518 13519 void startCleaningPackages() { 13520 // reader 13521 if (!isExternalMediaAvailable()) { 13522 return; 13523 } 13524 synchronized (mPackages) { 13525 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13526 return; 13527 } 13528 } 13529 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13530 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13531 IActivityManager am = ActivityManager.getService(); 13532 if (am != null) { 13533 int dcsUid = -1; 13534 synchronized (mPackages) { 13535 if (!mDefaultContainerWhitelisted) { 13536 mDefaultContainerWhitelisted = true; 13537 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13538 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13539 } 13540 } 13541 try { 13542 if (dcsUid > 0) { 13543 am.backgroundWhitelistUid(dcsUid); 13544 } 13545 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13546 UserHandle.USER_SYSTEM); 13547 } catch (RemoteException e) { 13548 } 13549 } 13550 } 13551 13552 /** 13553 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13554 * it is acting on behalf on an enterprise or the user). 13555 * 13556 * Note that the ordering of the conditionals in this method is important. The checks we perform 13557 * are as follows, in this order: 13558 * 13559 * 1) If the install is being performed by a system app, we can trust the app to have set the 13560 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13561 * what it is. 13562 * 2) If the install is being performed by a device or profile owner app, the install reason 13563 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13564 * set the install reason correctly. If the app targets an older SDK version where install 13565 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13566 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13567 * 3) In all other cases, the install is being performed by a regular app that is neither part 13568 * of the system nor a device or profile owner. We have no reason to believe that this app is 13569 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13570 * set to enterprise policy and if so, change it to unknown instead. 13571 */ 13572 private int fixUpInstallReason(String installerPackageName, int installerUid, 13573 int installReason) { 13574 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13575 == PERMISSION_GRANTED) { 13576 // If the install is being performed by a system app, we trust that app to have set the 13577 // install reason correctly. 13578 return installReason; 13579 } 13580 13581 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13582 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13583 if (dpm != null) { 13584 ComponentName owner = null; 13585 try { 13586 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13587 if (owner == null) { 13588 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13589 } 13590 } catch (RemoteException e) { 13591 } 13592 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13593 // If the install is being performed by a device or profile owner, the install 13594 // reason should be enterprise policy. 13595 return PackageManager.INSTALL_REASON_POLICY; 13596 } 13597 } 13598 13599 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13600 // If the install is being performed by a regular app (i.e. neither system app nor 13601 // device or profile owner), we have no reason to believe that the app is acting on 13602 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13603 // change it to unknown instead. 13604 return PackageManager.INSTALL_REASON_UNKNOWN; 13605 } 13606 13607 // If the install is being performed by a regular app and the install reason was set to any 13608 // value but enterprise policy, leave the install reason unchanged. 13609 return installReason; 13610 } 13611 13612 void installStage(String packageName, File stagedDir, 13613 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13614 String installerPackageName, int installerUid, UserHandle user, 13615 PackageParser.SigningDetails signingDetails) { 13616 if (DEBUG_INSTANT) { 13617 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13618 Slog.d(TAG, "Ephemeral install of " + packageName); 13619 } 13620 } 13621 final VerificationInfo verificationInfo = new VerificationInfo( 13622 sessionParams.originatingUri, sessionParams.referrerUri, 13623 sessionParams.originatingUid, installerUid); 13624 13625 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13626 13627 final Message msg = mHandler.obtainMessage(INIT_COPY); 13628 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13629 sessionParams.installReason); 13630 final InstallParams params = new InstallParams(origin, null, observer, 13631 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13632 verificationInfo, user, sessionParams.abiOverride, 13633 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13634 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13635 msg.obj = params; 13636 13637 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13638 System.identityHashCode(msg.obj)); 13639 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13640 System.identityHashCode(msg.obj)); 13641 13642 mHandler.sendMessage(msg); 13643 } 13644 13645 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13646 int userId) { 13647 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13648 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13649 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13650 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13651 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13652 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13653 13654 // Send a session commit broadcast 13655 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13656 info.installReason = pkgSetting.getInstallReason(userId); 13657 info.appPackageName = packageName; 13658 sendSessionCommitBroadcast(info, userId); 13659 } 13660 13661 @Override 13662 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13663 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13664 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13665 return; 13666 } 13667 Bundle extras = new Bundle(1); 13668 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13669 final int uid = UserHandle.getUid( 13670 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13671 extras.putInt(Intent.EXTRA_UID, uid); 13672 13673 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13674 packageName, extras, 0, null, null, userIds, instantUserIds); 13675 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13676 mHandler.post(() -> { 13677 for (int userId : userIds) { 13678 sendBootCompletedBroadcastToSystemApp( 13679 packageName, includeStopped, userId); 13680 } 13681 } 13682 ); 13683 } 13684 } 13685 13686 /** 13687 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13688 * automatically without needing an explicit launch. 13689 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13690 */ 13691 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13692 int userId) { 13693 // If user is not running, the app didn't miss any broadcast 13694 if (!mUserManagerInternal.isUserRunning(userId)) { 13695 return; 13696 } 13697 final IActivityManager am = ActivityManager.getService(); 13698 try { 13699 // Deliver LOCKED_BOOT_COMPLETED first 13700 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13701 .setPackage(packageName); 13702 if (includeStopped) { 13703 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13704 } 13705 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13706 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13707 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13708 13709 // Deliver BOOT_COMPLETED only if user is unlocked 13710 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13711 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13712 if (includeStopped) { 13713 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13714 } 13715 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13716 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13717 } 13718 } catch (RemoteException e) { 13719 throw e.rethrowFromSystemServer(); 13720 } 13721 } 13722 13723 @Override 13724 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13725 int userId) { 13726 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13727 PackageSetting pkgSetting; 13728 final int callingUid = Binder.getCallingUid(); 13729 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13730 true /* requireFullPermission */, true /* checkShell */, 13731 "setApplicationHiddenSetting for user " + userId); 13732 13733 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13734 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13735 return false; 13736 } 13737 13738 long callingId = Binder.clearCallingIdentity(); 13739 try { 13740 boolean sendAdded = false; 13741 boolean sendRemoved = false; 13742 // writer 13743 synchronized (mPackages) { 13744 pkgSetting = mSettings.mPackages.get(packageName); 13745 if (pkgSetting == null) { 13746 return false; 13747 } 13748 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13749 return false; 13750 } 13751 // Do not allow "android" is being disabled 13752 if ("android".equals(packageName)) { 13753 Slog.w(TAG, "Cannot hide package: android"); 13754 return false; 13755 } 13756 // Cannot hide static shared libs as they are considered 13757 // a part of the using app (emulating static linking). Also 13758 // static libs are installed always on internal storage. 13759 PackageParser.Package pkg = mPackages.get(packageName); 13760 if (pkg != null && pkg.staticSharedLibName != null) { 13761 Slog.w(TAG, "Cannot hide package: " + packageName 13762 + " providing static shared library: " 13763 + pkg.staticSharedLibName); 13764 return false; 13765 } 13766 // Only allow protected packages to hide themselves. 13767 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13768 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13769 Slog.w(TAG, "Not hiding protected package: " + packageName); 13770 return false; 13771 } 13772 13773 if (pkgSetting.getHidden(userId) != hidden) { 13774 pkgSetting.setHidden(hidden, userId); 13775 mSettings.writePackageRestrictionsLPr(userId); 13776 if (hidden) { 13777 sendRemoved = true; 13778 } else { 13779 sendAdded = true; 13780 } 13781 } 13782 } 13783 if (sendAdded) { 13784 sendPackageAddedForUser(packageName, pkgSetting, userId); 13785 return true; 13786 } 13787 if (sendRemoved) { 13788 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13789 "hiding pkg"); 13790 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13791 return true; 13792 } 13793 } finally { 13794 Binder.restoreCallingIdentity(callingId); 13795 } 13796 return false; 13797 } 13798 13799 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13800 int userId) { 13801 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13802 info.removedPackage = packageName; 13803 info.installerPackageName = pkgSetting.installerPackageName; 13804 info.removedUsers = new int[] {userId}; 13805 info.broadcastUsers = new int[] {userId}; 13806 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13807 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13808 } 13809 13810 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13811 if (pkgList.length > 0) { 13812 Bundle extras = new Bundle(1); 13813 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13814 13815 sendPackageBroadcast( 13816 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13817 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13818 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13819 new int[] {userId}, null); 13820 } 13821 } 13822 13823 /** 13824 * Returns true if application is not found or there was an error. Otherwise it returns 13825 * the hidden state of the package for the given user. 13826 */ 13827 @Override 13828 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13829 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13830 final int callingUid = Binder.getCallingUid(); 13831 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13832 true /* requireFullPermission */, false /* checkShell */, 13833 "getApplicationHidden for user " + userId); 13834 PackageSetting ps; 13835 long callingId = Binder.clearCallingIdentity(); 13836 try { 13837 // writer 13838 synchronized (mPackages) { 13839 ps = mSettings.mPackages.get(packageName); 13840 if (ps == null) { 13841 return true; 13842 } 13843 if (filterAppAccessLPr(ps, callingUid, userId)) { 13844 return true; 13845 } 13846 return ps.getHidden(userId); 13847 } 13848 } finally { 13849 Binder.restoreCallingIdentity(callingId); 13850 } 13851 } 13852 13853 /** 13854 * @hide 13855 */ 13856 @Override 13857 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13858 int installReason) { 13859 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13860 null); 13861 PackageSetting pkgSetting; 13862 final int callingUid = Binder.getCallingUid(); 13863 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13864 true /* requireFullPermission */, true /* checkShell */, 13865 "installExistingPackage for user " + userId); 13866 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13867 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13868 } 13869 13870 long callingId = Binder.clearCallingIdentity(); 13871 try { 13872 boolean installed = false; 13873 final boolean instantApp = 13874 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13875 final boolean fullApp = 13876 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13877 13878 // writer 13879 synchronized (mPackages) { 13880 pkgSetting = mSettings.mPackages.get(packageName); 13881 if (pkgSetting == null) { 13882 return PackageManager.INSTALL_FAILED_INVALID_URI; 13883 } 13884 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13885 // only allow the existing package to be used if it's installed as a full 13886 // application for at least one user 13887 boolean installAllowed = false; 13888 for (int checkUserId : sUserManager.getUserIds()) { 13889 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13890 if (installAllowed) { 13891 break; 13892 } 13893 } 13894 if (!installAllowed) { 13895 return PackageManager.INSTALL_FAILED_INVALID_URI; 13896 } 13897 } 13898 if (!pkgSetting.getInstalled(userId)) { 13899 pkgSetting.setInstalled(true, userId); 13900 pkgSetting.setHidden(false, userId); 13901 pkgSetting.setInstallReason(installReason, userId); 13902 mSettings.writePackageRestrictionsLPr(userId); 13903 mSettings.writeKernelMappingLPr(pkgSetting); 13904 installed = true; 13905 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13906 // upgrade app from instant to full; we don't allow app downgrade 13907 installed = true; 13908 } 13909 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13910 } 13911 13912 if (installed) { 13913 if (pkgSetting.pkg != null) { 13914 synchronized (mInstallLock) { 13915 // We don't need to freeze for a brand new install 13916 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13917 } 13918 } 13919 sendPackageAddedForUser(packageName, pkgSetting, userId); 13920 synchronized (mPackages) { 13921 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13922 } 13923 } 13924 } finally { 13925 Binder.restoreCallingIdentity(callingId); 13926 } 13927 13928 return PackageManager.INSTALL_SUCCEEDED; 13929 } 13930 13931 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13932 boolean instantApp, boolean fullApp) { 13933 // no state specified; do nothing 13934 if (!instantApp && !fullApp) { 13935 return; 13936 } 13937 if (userId != UserHandle.USER_ALL) { 13938 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13939 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13940 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13941 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13942 } 13943 } else { 13944 for (int currentUserId : sUserManager.getUserIds()) { 13945 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13946 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13947 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13948 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13949 } 13950 } 13951 } 13952 } 13953 13954 boolean isUserRestricted(int userId, String restrictionKey) { 13955 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13956 if (restrictions.getBoolean(restrictionKey, false)) { 13957 Log.w(TAG, "User is restricted: " + restrictionKey); 13958 return true; 13959 } 13960 return false; 13961 } 13962 13963 @Override 13964 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13965 PersistableBundle appExtras, PersistableBundle launcherExtras, String callingPackage, 13966 int userId) { 13967 try { 13968 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.SUSPEND_APPS, null); 13969 } catch (SecurityException e) { 13970 mContext.enforceCallingOrSelfPermission(Manifest.permission.MANAGE_USERS, 13971 "Callers need to have either " + Manifest.permission.SUSPEND_APPS + " or " 13972 + Manifest.permission.MANAGE_USERS); 13973 } 13974 final int callingUid = Binder.getCallingUid(); 13975 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13976 true /* requireFullPermission */, true /* checkShell */, 13977 "setPackagesSuspended for user " + userId); 13978 if (callingUid != Process.ROOT_UID && 13979 !UserHandle.isSameApp(getPackageUid(callingPackage, 0, userId), callingUid)) { 13980 throw new IllegalArgumentException("callingPackage " + callingPackage + " does not" 13981 + " belong to calling app id " + UserHandle.getAppId(callingUid)); 13982 } 13983 13984 if (ArrayUtils.isEmpty(packageNames)) { 13985 return packageNames; 13986 } 13987 13988 // List of package names for whom the suspended state has changed. 13989 final List<String> changedPackages = new ArrayList<>(packageNames.length); 13990 // List of package names for whom the suspended state is not set as requested in this 13991 // method. 13992 final List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13993 final long callingId = Binder.clearCallingIdentity(); 13994 try { 13995 synchronized (mPackages) { 13996 for (int i = 0; i < packageNames.length; i++) { 13997 final String packageName = packageNames[i]; 13998 if (packageName == callingPackage) { 13999 Slog.w(TAG, "Calling package: " + callingPackage + "trying to " 14000 + (suspended ? "" : "un") + "suspend itself. Ignoring"); 14001 unactionedPackages.add(packageName); 14002 continue; 14003 } 14004 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 14005 if (pkgSetting == null 14006 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 14007 Slog.w(TAG, "Could not find package setting for package \"" + packageName 14008 + "\". Skipping suspending/un-suspending."); 14009 unactionedPackages.add(packageName); 14010 continue; 14011 } 14012 if (pkgSetting.getSuspended(userId) != suspended) { 14013 if (!canSuspendPackageForUserLocked(packageName, userId)) { 14014 unactionedPackages.add(packageName); 14015 continue; 14016 } 14017 pkgSetting.setSuspended(suspended, callingPackage, appExtras, 14018 launcherExtras, userId); 14019 changedPackages.add(packageName); 14020 } 14021 } 14022 } 14023 } finally { 14024 Binder.restoreCallingIdentity(callingId); 14025 } 14026 // TODO (b/75036698): Also send each package a broadcast when suspended state changed 14027 if (!changedPackages.isEmpty()) { 14028 sendPackagesSuspendedForUser(changedPackages.toArray( 14029 new String[changedPackages.size()]), userId, suspended); 14030 synchronized (mPackages) { 14031 scheduleWritePackageRestrictionsLocked(userId); 14032 } 14033 } 14034 14035 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 14036 } 14037 14038 @Override 14039 public PersistableBundle getPackageSuspendedAppExtras(String packageName, int userId) { 14040 final int callingUid = Binder.getCallingUid(); 14041 if (getPackageUid(packageName, 0, userId) != callingUid) { 14042 mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS, null); 14043 } 14044 synchronized (mPackages) { 14045 final PackageSetting ps = mSettings.mPackages.get(packageName); 14046 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14047 throw new IllegalArgumentException("Unknown target package: " + packageName); 14048 } 14049 final PackageUserState packageUserState = ps.readUserState(userId); 14050 return packageUserState.suspended ? packageUserState.suspendedAppExtras : null; 14051 } 14052 } 14053 14054 @Override 14055 public void setSuspendedPackageAppExtras(String packageName, PersistableBundle appExtras, 14056 int userId) { 14057 final int callingUid = Binder.getCallingUid(); 14058 mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS, null); 14059 synchronized (mPackages) { 14060 final PackageSetting ps = mSettings.mPackages.get(packageName); 14061 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14062 throw new IllegalArgumentException("Unknown target package: " + packageName); 14063 } 14064 final PackageUserState packageUserState = ps.readUserState(userId); 14065 if (packageUserState.suspended) { 14066 // TODO (b/75036698): Also send this package a broadcast with the new app extras 14067 packageUserState.suspendedAppExtras = appExtras; 14068 } 14069 } 14070 } 14071 14072 @Override 14073 public boolean isPackageSuspendedForUser(String packageName, int userId) { 14074 final int callingUid = Binder.getCallingUid(); 14075 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14076 true /* requireFullPermission */, false /* checkShell */, 14077 "isPackageSuspendedForUser for user " + userId); 14078 if (getPackageUid(packageName, 0, userId) != callingUid) { 14079 mContext.enforceCallingOrSelfPermission(Manifest.permission.SUSPEND_APPS, null); 14080 } 14081 synchronized (mPackages) { 14082 final PackageSetting ps = mSettings.mPackages.get(packageName); 14083 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14084 throw new IllegalArgumentException("Unknown target package: " + packageName); 14085 } 14086 return ps.getSuspended(userId); 14087 } 14088 } 14089 14090 void onSuspendingPackageRemoved(String packageName, int userId) { 14091 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 14092 : new int[] {userId}; 14093 synchronized (mPackages) { 14094 for (PackageSetting ps : mSettings.mPackages.values()) { 14095 for (int user : userIds) { 14096 final PackageUserState pus = ps.readUserState(user); 14097 if (pus.suspended && packageName.equals(pus.suspendingPackage)) { 14098 ps.setSuspended(false, null, null, null, user); 14099 } 14100 } 14101 } 14102 } 14103 } 14104 14105 @GuardedBy("mPackages") 14106 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 14107 if (isPackageDeviceAdmin(packageName, userId)) { 14108 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14109 + "\": has an active device admin"); 14110 return false; 14111 } 14112 14113 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 14114 if (packageName.equals(activeLauncherPackageName)) { 14115 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14116 + "\": contains the active launcher"); 14117 return false; 14118 } 14119 14120 if (packageName.equals(mRequiredInstallerPackage)) { 14121 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14122 + "\": required for package installation"); 14123 return false; 14124 } 14125 14126 if (packageName.equals(mRequiredUninstallerPackage)) { 14127 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14128 + "\": required for package uninstallation"); 14129 return false; 14130 } 14131 14132 if (packageName.equals(mRequiredVerifierPackage)) { 14133 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14134 + "\": required for package verification"); 14135 return false; 14136 } 14137 14138 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14139 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14140 + "\": is the default dialer"); 14141 return false; 14142 } 14143 14144 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14145 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14146 + "\": protected package"); 14147 return false; 14148 } 14149 14150 // Cannot suspend static shared libs as they are considered 14151 // a part of the using app (emulating static linking). Also 14152 // static libs are installed always on internal storage. 14153 PackageParser.Package pkg = mPackages.get(packageName); 14154 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14155 Slog.w(TAG, "Cannot suspend package: " + packageName 14156 + " providing static shared library: " 14157 + pkg.staticSharedLibName); 14158 return false; 14159 } 14160 14161 if (PLATFORM_PACKAGE_NAME.equals(packageName)) { 14162 Slog.w(TAG, "Cannot suspend package: " + packageName); 14163 return false; 14164 } 14165 14166 return true; 14167 } 14168 14169 private String getActiveLauncherPackageName(int userId) { 14170 Intent intent = new Intent(Intent.ACTION_MAIN); 14171 intent.addCategory(Intent.CATEGORY_HOME); 14172 ResolveInfo resolveInfo = resolveIntent( 14173 intent, 14174 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14175 PackageManager.MATCH_DEFAULT_ONLY, 14176 userId); 14177 14178 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14179 } 14180 14181 private String getDefaultDialerPackageName(int userId) { 14182 synchronized (mPackages) { 14183 return mSettings.getDefaultDialerPackageNameLPw(userId); 14184 } 14185 } 14186 14187 @Override 14188 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14189 mContext.enforceCallingOrSelfPermission( 14190 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14191 "Only package verification agents can verify applications"); 14192 14193 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14194 final PackageVerificationResponse response = new PackageVerificationResponse( 14195 verificationCode, Binder.getCallingUid()); 14196 msg.arg1 = id; 14197 msg.obj = response; 14198 mHandler.sendMessage(msg); 14199 } 14200 14201 @Override 14202 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14203 long millisecondsToDelay) { 14204 mContext.enforceCallingOrSelfPermission( 14205 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14206 "Only package verification agents can extend verification timeouts"); 14207 14208 final PackageVerificationState state = mPendingVerification.get(id); 14209 final PackageVerificationResponse response = new PackageVerificationResponse( 14210 verificationCodeAtTimeout, Binder.getCallingUid()); 14211 14212 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14213 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14214 } 14215 if (millisecondsToDelay < 0) { 14216 millisecondsToDelay = 0; 14217 } 14218 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14219 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14220 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14221 } 14222 14223 if ((state != null) && !state.timeoutExtended()) { 14224 state.extendTimeout(); 14225 14226 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14227 msg.arg1 = id; 14228 msg.obj = response; 14229 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14230 } 14231 } 14232 14233 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14234 int verificationCode, UserHandle user) { 14235 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14236 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14237 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14238 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14239 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14240 14241 mContext.sendBroadcastAsUser(intent, user, 14242 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14243 } 14244 14245 private ComponentName matchComponentForVerifier(String packageName, 14246 List<ResolveInfo> receivers) { 14247 ActivityInfo targetReceiver = null; 14248 14249 final int NR = receivers.size(); 14250 for (int i = 0; i < NR; i++) { 14251 final ResolveInfo info = receivers.get(i); 14252 if (info.activityInfo == null) { 14253 continue; 14254 } 14255 14256 if (packageName.equals(info.activityInfo.packageName)) { 14257 targetReceiver = info.activityInfo; 14258 break; 14259 } 14260 } 14261 14262 if (targetReceiver == null) { 14263 return null; 14264 } 14265 14266 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14267 } 14268 14269 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14270 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14271 if (pkgInfo.verifiers.length == 0) { 14272 return null; 14273 } 14274 14275 final int N = pkgInfo.verifiers.length; 14276 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14277 for (int i = 0; i < N; i++) { 14278 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14279 14280 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14281 receivers); 14282 if (comp == null) { 14283 continue; 14284 } 14285 14286 final int verifierUid = getUidForVerifier(verifierInfo); 14287 if (verifierUid == -1) { 14288 continue; 14289 } 14290 14291 if (DEBUG_VERIFY) { 14292 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14293 + " with the correct signature"); 14294 } 14295 sufficientVerifiers.add(comp); 14296 verificationState.addSufficientVerifier(verifierUid); 14297 } 14298 14299 return sufficientVerifiers; 14300 } 14301 14302 private int getUidForVerifier(VerifierInfo verifierInfo) { 14303 synchronized (mPackages) { 14304 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14305 if (pkg == null) { 14306 return -1; 14307 } else if (pkg.mSigningDetails.signatures.length != 1) { 14308 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14309 + " has more than one signature; ignoring"); 14310 return -1; 14311 } 14312 14313 /* 14314 * If the public key of the package's signature does not match 14315 * our expected public key, then this is a different package and 14316 * we should skip. 14317 */ 14318 14319 final byte[] expectedPublicKey; 14320 try { 14321 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14322 final PublicKey publicKey = verifierSig.getPublicKey(); 14323 expectedPublicKey = publicKey.getEncoded(); 14324 } catch (CertificateException e) { 14325 return -1; 14326 } 14327 14328 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14329 14330 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14331 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14332 + " does not have the expected public key; ignoring"); 14333 return -1; 14334 } 14335 14336 return pkg.applicationInfo.uid; 14337 } 14338 } 14339 14340 @Override 14341 public void finishPackageInstall(int token, boolean didLaunch) { 14342 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14343 14344 if (DEBUG_INSTALL) { 14345 Slog.v(TAG, "BM finishing package install for " + token); 14346 } 14347 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14348 14349 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14350 mHandler.sendMessage(msg); 14351 } 14352 14353 /** 14354 * Get the verification agent timeout. Used for both the APK verifier and the 14355 * intent filter verifier. 14356 * 14357 * @return verification timeout in milliseconds 14358 */ 14359 private long getVerificationTimeout() { 14360 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14361 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14362 DEFAULT_VERIFICATION_TIMEOUT); 14363 } 14364 14365 /** 14366 * Get the default verification agent response code. 14367 * 14368 * @return default verification response code 14369 */ 14370 private int getDefaultVerificationResponse(UserHandle user) { 14371 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14372 return PackageManager.VERIFICATION_REJECT; 14373 } 14374 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14375 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14376 DEFAULT_VERIFICATION_RESPONSE); 14377 } 14378 14379 /** 14380 * Check whether or not package verification has been enabled. 14381 * 14382 * @return true if verification should be performed 14383 */ 14384 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14385 if (!DEFAULT_VERIFY_ENABLE) { 14386 return false; 14387 } 14388 14389 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14390 14391 // Check if installing from ADB 14392 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14393 // Do not run verification in a test harness environment 14394 if (ActivityManager.isRunningInTestHarness()) { 14395 return false; 14396 } 14397 if (ensureVerifyAppsEnabled) { 14398 return true; 14399 } 14400 // Check if the developer does not want package verification for ADB installs 14401 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14402 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14403 return false; 14404 } 14405 } else { 14406 // only when not installed from ADB, skip verification for instant apps when 14407 // the installer and verifier are the same. 14408 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14409 if (mInstantAppInstallerActivity != null 14410 && mInstantAppInstallerActivity.packageName.equals( 14411 mRequiredVerifierPackage)) { 14412 try { 14413 mContext.getSystemService(AppOpsManager.class) 14414 .checkPackage(installerUid, mRequiredVerifierPackage); 14415 if (DEBUG_VERIFY) { 14416 Slog.i(TAG, "disable verification for instant app"); 14417 } 14418 return false; 14419 } catch (SecurityException ignore) { } 14420 } 14421 } 14422 } 14423 14424 if (ensureVerifyAppsEnabled) { 14425 return true; 14426 } 14427 14428 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14429 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14430 } 14431 14432 @Override 14433 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14434 throws RemoteException { 14435 mContext.enforceCallingOrSelfPermission( 14436 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14437 "Only intentfilter verification agents can verify applications"); 14438 14439 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14440 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14441 Binder.getCallingUid(), verificationCode, failedDomains); 14442 msg.arg1 = id; 14443 msg.obj = response; 14444 mHandler.sendMessage(msg); 14445 } 14446 14447 @Override 14448 public int getIntentVerificationStatus(String packageName, int userId) { 14449 final int callingUid = Binder.getCallingUid(); 14450 if (UserHandle.getUserId(callingUid) != userId) { 14451 mContext.enforceCallingOrSelfPermission( 14452 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14453 "getIntentVerificationStatus" + userId); 14454 } 14455 if (getInstantAppPackageName(callingUid) != null) { 14456 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14457 } 14458 synchronized (mPackages) { 14459 final PackageSetting ps = mSettings.mPackages.get(packageName); 14460 if (ps == null 14461 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14462 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14463 } 14464 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14465 } 14466 } 14467 14468 @Override 14469 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14470 mContext.enforceCallingOrSelfPermission( 14471 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14472 14473 boolean result = false; 14474 synchronized (mPackages) { 14475 final PackageSetting ps = mSettings.mPackages.get(packageName); 14476 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14477 return false; 14478 } 14479 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14480 } 14481 if (result) { 14482 scheduleWritePackageRestrictionsLocked(userId); 14483 } 14484 return result; 14485 } 14486 14487 @Override 14488 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14489 String packageName) { 14490 final int callingUid = Binder.getCallingUid(); 14491 if (getInstantAppPackageName(callingUid) != null) { 14492 return ParceledListSlice.emptyList(); 14493 } 14494 synchronized (mPackages) { 14495 final PackageSetting ps = mSettings.mPackages.get(packageName); 14496 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14497 return ParceledListSlice.emptyList(); 14498 } 14499 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14500 } 14501 } 14502 14503 @Override 14504 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14505 if (TextUtils.isEmpty(packageName)) { 14506 return ParceledListSlice.emptyList(); 14507 } 14508 final int callingUid = Binder.getCallingUid(); 14509 final int callingUserId = UserHandle.getUserId(callingUid); 14510 synchronized (mPackages) { 14511 PackageParser.Package pkg = mPackages.get(packageName); 14512 if (pkg == null || pkg.activities == null) { 14513 return ParceledListSlice.emptyList(); 14514 } 14515 if (pkg.mExtras == null) { 14516 return ParceledListSlice.emptyList(); 14517 } 14518 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14519 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14520 return ParceledListSlice.emptyList(); 14521 } 14522 final int count = pkg.activities.size(); 14523 ArrayList<IntentFilter> result = new ArrayList<>(); 14524 for (int n=0; n<count; n++) { 14525 PackageParser.Activity activity = pkg.activities.get(n); 14526 if (activity.intents != null && activity.intents.size() > 0) { 14527 result.addAll(activity.intents); 14528 } 14529 } 14530 return new ParceledListSlice<>(result); 14531 } 14532 } 14533 14534 @Override 14535 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14536 mContext.enforceCallingOrSelfPermission( 14537 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14538 if (UserHandle.getCallingUserId() != userId) { 14539 mContext.enforceCallingOrSelfPermission( 14540 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14541 } 14542 14543 synchronized (mPackages) { 14544 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14545 if (packageName != null) { 14546 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14547 packageName, userId); 14548 } 14549 return result; 14550 } 14551 } 14552 14553 @Override 14554 public String getDefaultBrowserPackageName(int userId) { 14555 if (UserHandle.getCallingUserId() != userId) { 14556 mContext.enforceCallingOrSelfPermission( 14557 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14558 } 14559 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14560 return null; 14561 } 14562 synchronized (mPackages) { 14563 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14564 } 14565 } 14566 14567 /** 14568 * Get the "allow unknown sources" setting. 14569 * 14570 * @return the current "allow unknown sources" setting 14571 */ 14572 private int getUnknownSourcesSettings() { 14573 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14574 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14575 -1); 14576 } 14577 14578 @Override 14579 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14580 final int callingUid = Binder.getCallingUid(); 14581 if (getInstantAppPackageName(callingUid) != null) { 14582 return; 14583 } 14584 // writer 14585 synchronized (mPackages) { 14586 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14587 if (targetPackageSetting == null 14588 || filterAppAccessLPr( 14589 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14590 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14591 } 14592 14593 PackageSetting installerPackageSetting; 14594 if (installerPackageName != null) { 14595 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14596 if (installerPackageSetting == null) { 14597 throw new IllegalArgumentException("Unknown installer package: " 14598 + installerPackageName); 14599 } 14600 } else { 14601 installerPackageSetting = null; 14602 } 14603 14604 Signature[] callerSignature; 14605 Object obj = mSettings.getUserIdLPr(callingUid); 14606 if (obj != null) { 14607 if (obj instanceof SharedUserSetting) { 14608 callerSignature = 14609 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14610 } else if (obj instanceof PackageSetting) { 14611 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14612 } else { 14613 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14614 } 14615 } else { 14616 throw new SecurityException("Unknown calling UID: " + callingUid); 14617 } 14618 14619 // Verify: can't set installerPackageName to a package that is 14620 // not signed with the same cert as the caller. 14621 if (installerPackageSetting != null) { 14622 if (compareSignatures(callerSignature, 14623 installerPackageSetting.signatures.mSigningDetails.signatures) 14624 != PackageManager.SIGNATURE_MATCH) { 14625 throw new SecurityException( 14626 "Caller does not have same cert as new installer package " 14627 + installerPackageName); 14628 } 14629 } 14630 14631 // Verify: if target already has an installer package, it must 14632 // be signed with the same cert as the caller. 14633 if (targetPackageSetting.installerPackageName != null) { 14634 PackageSetting setting = mSettings.mPackages.get( 14635 targetPackageSetting.installerPackageName); 14636 // If the currently set package isn't valid, then it's always 14637 // okay to change it. 14638 if (setting != null) { 14639 if (compareSignatures(callerSignature, 14640 setting.signatures.mSigningDetails.signatures) 14641 != PackageManager.SIGNATURE_MATCH) { 14642 throw new SecurityException( 14643 "Caller does not have same cert as old installer package " 14644 + targetPackageSetting.installerPackageName); 14645 } 14646 } 14647 } 14648 14649 // Okay! 14650 targetPackageSetting.installerPackageName = installerPackageName; 14651 if (installerPackageName != null) { 14652 mSettings.mInstallerPackages.add(installerPackageName); 14653 } 14654 scheduleWriteSettingsLocked(); 14655 } 14656 } 14657 14658 @Override 14659 public void setApplicationCategoryHint(String packageName, int categoryHint, 14660 String callerPackageName) { 14661 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14662 throw new SecurityException("Instant applications don't have access to this method"); 14663 } 14664 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14665 callerPackageName); 14666 synchronized (mPackages) { 14667 PackageSetting ps = mSettings.mPackages.get(packageName); 14668 if (ps == null) { 14669 throw new IllegalArgumentException("Unknown target package " + packageName); 14670 } 14671 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14672 throw new IllegalArgumentException("Unknown target package " + packageName); 14673 } 14674 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14675 throw new IllegalArgumentException("Calling package " + callerPackageName 14676 + " is not installer for " + packageName); 14677 } 14678 14679 if (ps.categoryHint != categoryHint) { 14680 ps.categoryHint = categoryHint; 14681 scheduleWriteSettingsLocked(); 14682 } 14683 } 14684 } 14685 14686 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14687 // Queue up an async operation since the package installation may take a little while. 14688 mHandler.post(new Runnable() { 14689 public void run() { 14690 mHandler.removeCallbacks(this); 14691 // Result object to be returned 14692 PackageInstalledInfo res = new PackageInstalledInfo(); 14693 res.setReturnCode(currentStatus); 14694 res.uid = -1; 14695 res.pkg = null; 14696 res.removedInfo = null; 14697 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14698 args.doPreInstall(res.returnCode); 14699 synchronized (mInstallLock) { 14700 installPackageTracedLI(args, res); 14701 } 14702 args.doPostInstall(res.returnCode, res.uid); 14703 } 14704 14705 // A restore should be performed at this point if (a) the install 14706 // succeeded, (b) the operation is not an update, and (c) the new 14707 // package has not opted out of backup participation. 14708 final boolean update = res.removedInfo != null 14709 && res.removedInfo.removedPackage != null; 14710 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14711 boolean doRestore = !update 14712 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14713 14714 // Set up the post-install work request bookkeeping. This will be used 14715 // and cleaned up by the post-install event handling regardless of whether 14716 // there's a restore pass performed. Token values are >= 1. 14717 int token; 14718 if (mNextInstallToken < 0) mNextInstallToken = 1; 14719 token = mNextInstallToken++; 14720 14721 PostInstallData data = new PostInstallData(args, res); 14722 mRunningInstalls.put(token, data); 14723 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14724 14725 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14726 // Pass responsibility to the Backup Manager. It will perform a 14727 // restore if appropriate, then pass responsibility back to the 14728 // Package Manager to run the post-install observer callbacks 14729 // and broadcasts. 14730 IBackupManager bm = IBackupManager.Stub.asInterface( 14731 ServiceManager.getService(Context.BACKUP_SERVICE)); 14732 if (bm != null) { 14733 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14734 + " to BM for possible restore"); 14735 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14736 try { 14737 // TODO: http://b/22388012 14738 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14739 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14740 } else { 14741 doRestore = false; 14742 } 14743 } catch (RemoteException e) { 14744 // can't happen; the backup manager is local 14745 } catch (Exception e) { 14746 Slog.e(TAG, "Exception trying to enqueue restore", e); 14747 doRestore = false; 14748 } 14749 } else { 14750 Slog.e(TAG, "Backup Manager not found!"); 14751 doRestore = false; 14752 } 14753 } 14754 14755 if (!doRestore) { 14756 // No restore possible, or the Backup Manager was mysteriously not 14757 // available -- just fire the post-install work request directly. 14758 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14759 14760 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14761 14762 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14763 mHandler.sendMessage(msg); 14764 } 14765 } 14766 }); 14767 } 14768 14769 /** 14770 * Callback from PackageSettings whenever an app is first transitioned out of the 14771 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14772 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14773 * here whether the app is the target of an ongoing install, and only send the 14774 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14775 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14776 * handling. 14777 */ 14778 void notifyFirstLaunch(final String packageName, final String installerPackage, 14779 final int userId) { 14780 // Serialize this with the rest of the install-process message chain. In the 14781 // restore-at-install case, this Runnable will necessarily run before the 14782 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14783 // are coherent. In the non-restore case, the app has already completed install 14784 // and been launched through some other means, so it is not in a problematic 14785 // state for observers to see the FIRST_LAUNCH signal. 14786 mHandler.post(new Runnable() { 14787 @Override 14788 public void run() { 14789 for (int i = 0; i < mRunningInstalls.size(); i++) { 14790 final PostInstallData data = mRunningInstalls.valueAt(i); 14791 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14792 continue; 14793 } 14794 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14795 // right package; but is it for the right user? 14796 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14797 if (userId == data.res.newUsers[uIndex]) { 14798 if (DEBUG_BACKUP) { 14799 Slog.i(TAG, "Package " + packageName 14800 + " being restored so deferring FIRST_LAUNCH"); 14801 } 14802 return; 14803 } 14804 } 14805 } 14806 } 14807 // didn't find it, so not being restored 14808 if (DEBUG_BACKUP) { 14809 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14810 } 14811 final boolean isInstantApp = isInstantApp(packageName, userId); 14812 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14813 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14814 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14815 } 14816 }); 14817 } 14818 14819 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14820 int[] userIds, int[] instantUserIds) { 14821 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14822 installerPkg, null, userIds, instantUserIds); 14823 } 14824 14825 private abstract class HandlerParams { 14826 private static final int MAX_RETRIES = 4; 14827 14828 /** 14829 * Number of times startCopy() has been attempted and had a non-fatal 14830 * error. 14831 */ 14832 private int mRetries = 0; 14833 14834 /** User handle for the user requesting the information or installation. */ 14835 private final UserHandle mUser; 14836 String traceMethod; 14837 int traceCookie; 14838 14839 HandlerParams(UserHandle user) { 14840 mUser = user; 14841 } 14842 14843 UserHandle getUser() { 14844 return mUser; 14845 } 14846 14847 HandlerParams setTraceMethod(String traceMethod) { 14848 this.traceMethod = traceMethod; 14849 return this; 14850 } 14851 14852 HandlerParams setTraceCookie(int traceCookie) { 14853 this.traceCookie = traceCookie; 14854 return this; 14855 } 14856 14857 final boolean startCopy() { 14858 boolean res; 14859 try { 14860 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14861 14862 if (++mRetries > MAX_RETRIES) { 14863 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14864 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14865 handleServiceError(); 14866 return false; 14867 } else { 14868 handleStartCopy(); 14869 res = true; 14870 } 14871 } catch (RemoteException e) { 14872 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14873 mHandler.sendEmptyMessage(MCS_RECONNECT); 14874 res = false; 14875 } 14876 handleReturnCode(); 14877 return res; 14878 } 14879 14880 final void serviceError() { 14881 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14882 handleServiceError(); 14883 handleReturnCode(); 14884 } 14885 14886 abstract void handleStartCopy() throws RemoteException; 14887 abstract void handleServiceError(); 14888 abstract void handleReturnCode(); 14889 } 14890 14891 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14892 for (File path : paths) { 14893 try { 14894 mcs.clearDirectory(path.getAbsolutePath()); 14895 } catch (RemoteException e) { 14896 } 14897 } 14898 } 14899 14900 static class OriginInfo { 14901 /** 14902 * Location where install is coming from, before it has been 14903 * copied/renamed into place. This could be a single monolithic APK 14904 * file, or a cluster directory. This location may be untrusted. 14905 */ 14906 final File file; 14907 14908 /** 14909 * Flag indicating that {@link #file} or {@link #cid} has already been 14910 * staged, meaning downstream users don't need to defensively copy the 14911 * contents. 14912 */ 14913 final boolean staged; 14914 14915 /** 14916 * Flag indicating that {@link #file} or {@link #cid} is an already 14917 * installed app that is being moved. 14918 */ 14919 final boolean existing; 14920 14921 final String resolvedPath; 14922 final File resolvedFile; 14923 14924 static OriginInfo fromNothing() { 14925 return new OriginInfo(null, false, false); 14926 } 14927 14928 static OriginInfo fromUntrustedFile(File file) { 14929 return new OriginInfo(file, false, false); 14930 } 14931 14932 static OriginInfo fromExistingFile(File file) { 14933 return new OriginInfo(file, false, true); 14934 } 14935 14936 static OriginInfo fromStagedFile(File file) { 14937 return new OriginInfo(file, true, false); 14938 } 14939 14940 private OriginInfo(File file, boolean staged, boolean existing) { 14941 this.file = file; 14942 this.staged = staged; 14943 this.existing = existing; 14944 14945 if (file != null) { 14946 resolvedPath = file.getAbsolutePath(); 14947 resolvedFile = file; 14948 } else { 14949 resolvedPath = null; 14950 resolvedFile = null; 14951 } 14952 } 14953 } 14954 14955 static class MoveInfo { 14956 final int moveId; 14957 final String fromUuid; 14958 final String toUuid; 14959 final String packageName; 14960 final String dataAppName; 14961 final int appId; 14962 final String seinfo; 14963 final int targetSdkVersion; 14964 14965 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14966 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14967 this.moveId = moveId; 14968 this.fromUuid = fromUuid; 14969 this.toUuid = toUuid; 14970 this.packageName = packageName; 14971 this.dataAppName = dataAppName; 14972 this.appId = appId; 14973 this.seinfo = seinfo; 14974 this.targetSdkVersion = targetSdkVersion; 14975 } 14976 } 14977 14978 static class VerificationInfo { 14979 /** A constant used to indicate that a uid value is not present. */ 14980 public static final int NO_UID = -1; 14981 14982 /** URI referencing where the package was downloaded from. */ 14983 final Uri originatingUri; 14984 14985 /** HTTP referrer URI associated with the originatingURI. */ 14986 final Uri referrer; 14987 14988 /** UID of the application that the install request originated from. */ 14989 final int originatingUid; 14990 14991 /** UID of application requesting the install */ 14992 final int installerUid; 14993 14994 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14995 this.originatingUri = originatingUri; 14996 this.referrer = referrer; 14997 this.originatingUid = originatingUid; 14998 this.installerUid = installerUid; 14999 } 15000 } 15001 15002 class InstallParams extends HandlerParams { 15003 final OriginInfo origin; 15004 final MoveInfo move; 15005 final IPackageInstallObserver2 observer; 15006 int installFlags; 15007 final String installerPackageName; 15008 final String volumeUuid; 15009 private InstallArgs mArgs; 15010 private int mRet; 15011 final String packageAbiOverride; 15012 final String[] grantedRuntimePermissions; 15013 final VerificationInfo verificationInfo; 15014 final PackageParser.SigningDetails signingDetails; 15015 final int installReason; 15016 15017 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15018 int installFlags, String installerPackageName, String volumeUuid, 15019 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 15020 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 15021 super(user); 15022 this.origin = origin; 15023 this.move = move; 15024 this.observer = observer; 15025 this.installFlags = installFlags; 15026 this.installerPackageName = installerPackageName; 15027 this.volumeUuid = volumeUuid; 15028 this.verificationInfo = verificationInfo; 15029 this.packageAbiOverride = packageAbiOverride; 15030 this.grantedRuntimePermissions = grantedPermissions; 15031 this.signingDetails = signingDetails; 15032 this.installReason = installReason; 15033 } 15034 15035 @Override 15036 public String toString() { 15037 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 15038 + " file=" + origin.file + "}"; 15039 } 15040 15041 private int installLocationPolicy(PackageInfoLite pkgLite) { 15042 String packageName = pkgLite.packageName; 15043 int installLocation = pkgLite.installLocation; 15044 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15045 // reader 15046 synchronized (mPackages) { 15047 // Currently installed package which the new package is attempting to replace or 15048 // null if no such package is installed. 15049 PackageParser.Package installedPkg = mPackages.get(packageName); 15050 // Package which currently owns the data which the new package will own if installed. 15051 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 15052 // will be null whereas dataOwnerPkg will contain information about the package 15053 // which was uninstalled while keeping its data. 15054 PackageParser.Package dataOwnerPkg = installedPkg; 15055 if (dataOwnerPkg == null) { 15056 PackageSetting ps = mSettings.mPackages.get(packageName); 15057 if (ps != null) { 15058 dataOwnerPkg = ps.pkg; 15059 } 15060 } 15061 15062 if (dataOwnerPkg != null) { 15063 // If installed, the package will get access to data left on the device by its 15064 // predecessor. As a security measure, this is permited only if this is not a 15065 // version downgrade or if the predecessor package is marked as debuggable and 15066 // a downgrade is explicitly requested. 15067 // 15068 // On debuggable platform builds, downgrades are permitted even for 15069 // non-debuggable packages to make testing easier. Debuggable platform builds do 15070 // not offer security guarantees and thus it's OK to disable some security 15071 // mechanisms to make debugging/testing easier on those builds. However, even on 15072 // debuggable builds downgrades of packages are permitted only if requested via 15073 // installFlags. This is because we aim to keep the behavior of debuggable 15074 // platform builds as close as possible to the behavior of non-debuggable 15075 // platform builds. 15076 final boolean downgradeRequested = 15077 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 15078 final boolean packageDebuggable = 15079 (dataOwnerPkg.applicationInfo.flags 15080 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 15081 final boolean downgradePermitted = 15082 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 15083 if (!downgradePermitted) { 15084 try { 15085 checkDowngrade(dataOwnerPkg, pkgLite); 15086 } catch (PackageManagerException e) { 15087 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 15088 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 15089 } 15090 } 15091 } 15092 15093 if (installedPkg != null) { 15094 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15095 // Check for updated system application. 15096 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15097 if (onSd) { 15098 Slog.w(TAG, "Cannot install update to system app on sdcard"); 15099 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 15100 } 15101 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15102 } else { 15103 if (onSd) { 15104 // Install flag overrides everything. 15105 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15106 } 15107 // If current upgrade specifies particular preference 15108 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 15109 // Application explicitly specified internal. 15110 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15111 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 15112 // App explictly prefers external. Let policy decide 15113 } else { 15114 // Prefer previous location 15115 if (isExternal(installedPkg)) { 15116 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15117 } 15118 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15119 } 15120 } 15121 } else { 15122 // Invalid install. Return error code 15123 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 15124 } 15125 } 15126 } 15127 // All the special cases have been taken care of. 15128 // Return result based on recommended install location. 15129 if (onSd) { 15130 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15131 } 15132 return pkgLite.recommendedInstallLocation; 15133 } 15134 15135 /* 15136 * Invoke remote method to get package information and install 15137 * location values. Override install location based on default 15138 * policy if needed and then create install arguments based 15139 * on the install location. 15140 */ 15141 public void handleStartCopy() throws RemoteException { 15142 int ret = PackageManager.INSTALL_SUCCEEDED; 15143 15144 // If we're already staged, we've firmly committed to an install location 15145 if (origin.staged) { 15146 if (origin.file != null) { 15147 installFlags |= PackageManager.INSTALL_INTERNAL; 15148 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15149 } else { 15150 throw new IllegalStateException("Invalid stage location"); 15151 } 15152 } 15153 15154 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15155 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15156 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15157 PackageInfoLite pkgLite = null; 15158 15159 if (onInt && onSd) { 15160 // Check if both bits are set. 15161 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15162 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15163 } else if (onSd && ephemeral) { 15164 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15165 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15166 } else { 15167 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15168 packageAbiOverride); 15169 15170 if (DEBUG_INSTANT && ephemeral) { 15171 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15172 } 15173 15174 /* 15175 * If we have too little free space, try to free cache 15176 * before giving up. 15177 */ 15178 if (!origin.staged && pkgLite.recommendedInstallLocation 15179 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15180 // TODO: focus freeing disk space on the target device 15181 final StorageManager storage = StorageManager.from(mContext); 15182 final long lowThreshold = storage.getStorageLowBytes( 15183 Environment.getDataDirectory()); 15184 15185 final long sizeBytes = mContainerService.calculateInstalledSize( 15186 origin.resolvedPath, packageAbiOverride); 15187 15188 try { 15189 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15190 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15191 installFlags, packageAbiOverride); 15192 } catch (InstallerException e) { 15193 Slog.w(TAG, "Failed to free cache", e); 15194 } 15195 15196 /* 15197 * The cache free must have deleted the file we 15198 * downloaded to install. 15199 * 15200 * TODO: fix the "freeCache" call to not delete 15201 * the file we care about. 15202 */ 15203 if (pkgLite.recommendedInstallLocation 15204 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15205 pkgLite.recommendedInstallLocation 15206 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15207 } 15208 } 15209 } 15210 15211 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15212 int loc = pkgLite.recommendedInstallLocation; 15213 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15214 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15215 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15216 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15217 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15218 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15219 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15220 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15221 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15222 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15223 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15224 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15225 } else { 15226 // Override with defaults if needed. 15227 loc = installLocationPolicy(pkgLite); 15228 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15229 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15230 } else if (!onSd && !onInt) { 15231 // Override install location with flags 15232 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15233 // Set the flag to install on external media. 15234 installFlags |= PackageManager.INSTALL_EXTERNAL; 15235 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15236 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15237 if (DEBUG_INSTANT) { 15238 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15239 } 15240 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15241 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15242 |PackageManager.INSTALL_INTERNAL); 15243 } else { 15244 // Make sure the flag for installing on external 15245 // media is unset 15246 installFlags |= PackageManager.INSTALL_INTERNAL; 15247 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15248 } 15249 } 15250 } 15251 } 15252 15253 final InstallArgs args = createInstallArgs(this); 15254 mArgs = args; 15255 15256 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15257 // TODO: http://b/22976637 15258 // Apps installed for "all" users use the device owner to verify the app 15259 UserHandle verifierUser = getUser(); 15260 if (verifierUser == UserHandle.ALL) { 15261 verifierUser = UserHandle.SYSTEM; 15262 } 15263 15264 /* 15265 * Determine if we have any installed package verifiers. If we 15266 * do, then we'll defer to them to verify the packages. 15267 */ 15268 final int requiredUid = mRequiredVerifierPackage == null ? -1 15269 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15270 verifierUser.getIdentifier()); 15271 final int installerUid = 15272 verificationInfo == null ? -1 : verificationInfo.installerUid; 15273 if (!origin.existing && requiredUid != -1 15274 && isVerificationEnabled( 15275 verifierUser.getIdentifier(), installFlags, installerUid)) { 15276 final Intent verification = new Intent( 15277 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15278 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15279 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15280 PACKAGE_MIME_TYPE); 15281 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15282 15283 // Query all live verifiers based on current user state 15284 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15285 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15286 false /*allowDynamicSplits*/); 15287 15288 if (DEBUG_VERIFY) { 15289 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15290 + verification.toString() + " with " + pkgLite.verifiers.length 15291 + " optional verifiers"); 15292 } 15293 15294 final int verificationId = mPendingVerificationToken++; 15295 15296 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15297 15298 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15299 installerPackageName); 15300 15301 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15302 installFlags); 15303 15304 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15305 pkgLite.packageName); 15306 15307 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15308 pkgLite.versionCode); 15309 15310 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15311 pkgLite.getLongVersionCode()); 15312 15313 if (verificationInfo != null) { 15314 if (verificationInfo.originatingUri != null) { 15315 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15316 verificationInfo.originatingUri); 15317 } 15318 if (verificationInfo.referrer != null) { 15319 verification.putExtra(Intent.EXTRA_REFERRER, 15320 verificationInfo.referrer); 15321 } 15322 if (verificationInfo.originatingUid >= 0) { 15323 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15324 verificationInfo.originatingUid); 15325 } 15326 if (verificationInfo.installerUid >= 0) { 15327 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15328 verificationInfo.installerUid); 15329 } 15330 } 15331 15332 final PackageVerificationState verificationState = new PackageVerificationState( 15333 requiredUid, args); 15334 15335 mPendingVerification.append(verificationId, verificationState); 15336 15337 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15338 receivers, verificationState); 15339 15340 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15341 final long idleDuration = getVerificationTimeout(); 15342 15343 /* 15344 * If any sufficient verifiers were listed in the package 15345 * manifest, attempt to ask them. 15346 */ 15347 if (sufficientVerifiers != null) { 15348 final int N = sufficientVerifiers.size(); 15349 if (N == 0) { 15350 Slog.i(TAG, "Additional verifiers required, but none installed."); 15351 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15352 } else { 15353 for (int i = 0; i < N; i++) { 15354 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15355 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15356 verifierComponent.getPackageName(), idleDuration, 15357 verifierUser.getIdentifier(), false, "package verifier"); 15358 15359 final Intent sufficientIntent = new Intent(verification); 15360 sufficientIntent.setComponent(verifierComponent); 15361 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15362 } 15363 } 15364 } 15365 15366 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15367 mRequiredVerifierPackage, receivers); 15368 if (ret == PackageManager.INSTALL_SUCCEEDED 15369 && mRequiredVerifierPackage != null) { 15370 Trace.asyncTraceBegin( 15371 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15372 /* 15373 * Send the intent to the required verification agent, 15374 * but only start the verification timeout after the 15375 * target BroadcastReceivers have run. 15376 */ 15377 verification.setComponent(requiredVerifierComponent); 15378 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15379 mRequiredVerifierPackage, idleDuration, 15380 verifierUser.getIdentifier(), false, "package verifier"); 15381 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15382 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15383 new BroadcastReceiver() { 15384 @Override 15385 public void onReceive(Context context, Intent intent) { 15386 final Message msg = mHandler 15387 .obtainMessage(CHECK_PENDING_VERIFICATION); 15388 msg.arg1 = verificationId; 15389 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15390 } 15391 }, null, 0, null, null); 15392 15393 /* 15394 * We don't want the copy to proceed until verification 15395 * succeeds, so null out this field. 15396 */ 15397 mArgs = null; 15398 } 15399 } else { 15400 /* 15401 * No package verification is enabled, so immediately start 15402 * the remote call to initiate copy using temporary file. 15403 */ 15404 ret = args.copyApk(mContainerService, true); 15405 } 15406 } 15407 15408 mRet = ret; 15409 } 15410 15411 @Override 15412 void handleReturnCode() { 15413 // If mArgs is null, then MCS couldn't be reached. When it 15414 // reconnects, it will try again to install. At that point, this 15415 // will succeed. 15416 if (mArgs != null) { 15417 processPendingInstall(mArgs, mRet); 15418 } 15419 } 15420 15421 @Override 15422 void handleServiceError() { 15423 mArgs = createInstallArgs(this); 15424 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15425 } 15426 } 15427 15428 private InstallArgs createInstallArgs(InstallParams params) { 15429 if (params.move != null) { 15430 return new MoveInstallArgs(params); 15431 } else { 15432 return new FileInstallArgs(params); 15433 } 15434 } 15435 15436 /** 15437 * Create args that describe an existing installed package. Typically used 15438 * when cleaning up old installs, or used as a move source. 15439 */ 15440 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15441 String resourcePath, String[] instructionSets) { 15442 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15443 } 15444 15445 static abstract class InstallArgs { 15446 /** @see InstallParams#origin */ 15447 final OriginInfo origin; 15448 /** @see InstallParams#move */ 15449 final MoveInfo move; 15450 15451 final IPackageInstallObserver2 observer; 15452 // Always refers to PackageManager flags only 15453 final int installFlags; 15454 final String installerPackageName; 15455 final String volumeUuid; 15456 final UserHandle user; 15457 final String abiOverride; 15458 final String[] installGrantPermissions; 15459 /** If non-null, drop an async trace when the install completes */ 15460 final String traceMethod; 15461 final int traceCookie; 15462 final PackageParser.SigningDetails signingDetails; 15463 final int installReason; 15464 15465 // The list of instruction sets supported by this app. This is currently 15466 // only used during the rmdex() phase to clean up resources. We can get rid of this 15467 // if we move dex files under the common app path. 15468 /* nullable */ String[] instructionSets; 15469 15470 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15471 int installFlags, String installerPackageName, String volumeUuid, 15472 UserHandle user, String[] instructionSets, 15473 String abiOverride, String[] installGrantPermissions, 15474 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15475 int installReason) { 15476 this.origin = origin; 15477 this.move = move; 15478 this.installFlags = installFlags; 15479 this.observer = observer; 15480 this.installerPackageName = installerPackageName; 15481 this.volumeUuid = volumeUuid; 15482 this.user = user; 15483 this.instructionSets = instructionSets; 15484 this.abiOverride = abiOverride; 15485 this.installGrantPermissions = installGrantPermissions; 15486 this.traceMethod = traceMethod; 15487 this.traceCookie = traceCookie; 15488 this.signingDetails = signingDetails; 15489 this.installReason = installReason; 15490 } 15491 15492 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15493 abstract int doPreInstall(int status); 15494 15495 /** 15496 * Rename package into final resting place. All paths on the given 15497 * scanned package should be updated to reflect the rename. 15498 */ 15499 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15500 abstract int doPostInstall(int status, int uid); 15501 15502 /** @see PackageSettingBase#codePathString */ 15503 abstract String getCodePath(); 15504 /** @see PackageSettingBase#resourcePathString */ 15505 abstract String getResourcePath(); 15506 15507 // Need installer lock especially for dex file removal. 15508 abstract void cleanUpResourcesLI(); 15509 abstract boolean doPostDeleteLI(boolean delete); 15510 15511 /** 15512 * Called before the source arguments are copied. This is used mostly 15513 * for MoveParams when it needs to read the source file to put it in the 15514 * destination. 15515 */ 15516 int doPreCopy() { 15517 return PackageManager.INSTALL_SUCCEEDED; 15518 } 15519 15520 /** 15521 * Called after the source arguments are copied. This is used mostly for 15522 * MoveParams when it needs to read the source file to put it in the 15523 * destination. 15524 */ 15525 int doPostCopy(int uid) { 15526 return PackageManager.INSTALL_SUCCEEDED; 15527 } 15528 15529 protected boolean isFwdLocked() { 15530 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15531 } 15532 15533 protected boolean isExternalAsec() { 15534 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15535 } 15536 15537 protected boolean isEphemeral() { 15538 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15539 } 15540 15541 UserHandle getUser() { 15542 return user; 15543 } 15544 } 15545 15546 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15547 if (!allCodePaths.isEmpty()) { 15548 if (instructionSets == null) { 15549 throw new IllegalStateException("instructionSet == null"); 15550 } 15551 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15552 for (String codePath : allCodePaths) { 15553 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15554 try { 15555 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15556 } catch (InstallerException ignored) { 15557 } 15558 } 15559 } 15560 } 15561 } 15562 15563 /** 15564 * Logic to handle installation of non-ASEC applications, including copying 15565 * and renaming logic. 15566 */ 15567 class FileInstallArgs extends InstallArgs { 15568 private File codeFile; 15569 private File resourceFile; 15570 15571 // Example topology: 15572 // /data/app/com.example/base.apk 15573 // /data/app/com.example/split_foo.apk 15574 // /data/app/com.example/lib/arm/libfoo.so 15575 // /data/app/com.example/lib/arm64/libfoo.so 15576 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15577 15578 /** New install */ 15579 FileInstallArgs(InstallParams params) { 15580 super(params.origin, params.move, params.observer, params.installFlags, 15581 params.installerPackageName, params.volumeUuid, 15582 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15583 params.grantedRuntimePermissions, 15584 params.traceMethod, params.traceCookie, params.signingDetails, 15585 params.installReason); 15586 if (isFwdLocked()) { 15587 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15588 } 15589 } 15590 15591 /** Existing install */ 15592 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15593 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15594 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15595 PackageManager.INSTALL_REASON_UNKNOWN); 15596 this.codeFile = (codePath != null) ? new File(codePath) : null; 15597 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15598 } 15599 15600 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15601 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15602 try { 15603 return doCopyApk(imcs, temp); 15604 } finally { 15605 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15606 } 15607 } 15608 15609 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15610 if (origin.staged) { 15611 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15612 codeFile = origin.file; 15613 resourceFile = origin.file; 15614 return PackageManager.INSTALL_SUCCEEDED; 15615 } 15616 15617 try { 15618 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15619 final File tempDir = 15620 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15621 codeFile = tempDir; 15622 resourceFile = tempDir; 15623 } catch (IOException e) { 15624 Slog.w(TAG, "Failed to create copy file: " + e); 15625 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15626 } 15627 15628 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15629 @Override 15630 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15631 if (!FileUtils.isValidExtFilename(name)) { 15632 throw new IllegalArgumentException("Invalid filename: " + name); 15633 } 15634 try { 15635 final File file = new File(codeFile, name); 15636 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15637 O_RDWR | O_CREAT, 0644); 15638 Os.chmod(file.getAbsolutePath(), 0644); 15639 return new ParcelFileDescriptor(fd); 15640 } catch (ErrnoException e) { 15641 throw new RemoteException("Failed to open: " + e.getMessage()); 15642 } 15643 } 15644 }; 15645 15646 int ret = PackageManager.INSTALL_SUCCEEDED; 15647 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15648 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15649 Slog.e(TAG, "Failed to copy package"); 15650 return ret; 15651 } 15652 15653 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15654 NativeLibraryHelper.Handle handle = null; 15655 try { 15656 handle = NativeLibraryHelper.Handle.create(codeFile); 15657 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15658 abiOverride); 15659 } catch (IOException e) { 15660 Slog.e(TAG, "Copying native libraries failed", e); 15661 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15662 } finally { 15663 IoUtils.closeQuietly(handle); 15664 } 15665 15666 return ret; 15667 } 15668 15669 int doPreInstall(int status) { 15670 if (status != PackageManager.INSTALL_SUCCEEDED) { 15671 cleanUp(); 15672 } 15673 return status; 15674 } 15675 15676 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15677 if (status != PackageManager.INSTALL_SUCCEEDED) { 15678 cleanUp(); 15679 return false; 15680 } 15681 15682 final File targetDir = codeFile.getParentFile(); 15683 final File beforeCodeFile = codeFile; 15684 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15685 15686 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15687 try { 15688 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15689 } catch (ErrnoException e) { 15690 Slog.w(TAG, "Failed to rename", e); 15691 return false; 15692 } 15693 15694 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15695 Slog.w(TAG, "Failed to restorecon"); 15696 return false; 15697 } 15698 15699 // Reflect the rename internally 15700 codeFile = afterCodeFile; 15701 resourceFile = afterCodeFile; 15702 15703 // Reflect the rename in scanned details 15704 try { 15705 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15706 } catch (IOException e) { 15707 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15708 return false; 15709 } 15710 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15711 afterCodeFile, pkg.baseCodePath)); 15712 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15713 afterCodeFile, pkg.splitCodePaths)); 15714 15715 // Reflect the rename in app info 15716 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15717 pkg.setApplicationInfoCodePath(pkg.codePath); 15718 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15719 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15720 pkg.setApplicationInfoResourcePath(pkg.codePath); 15721 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15722 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15723 15724 return true; 15725 } 15726 15727 int doPostInstall(int status, int uid) { 15728 if (status != PackageManager.INSTALL_SUCCEEDED) { 15729 cleanUp(); 15730 } 15731 return status; 15732 } 15733 15734 @Override 15735 String getCodePath() { 15736 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15737 } 15738 15739 @Override 15740 String getResourcePath() { 15741 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15742 } 15743 15744 private boolean cleanUp() { 15745 if (codeFile == null || !codeFile.exists()) { 15746 return false; 15747 } 15748 15749 removeCodePathLI(codeFile); 15750 15751 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15752 resourceFile.delete(); 15753 } 15754 15755 return true; 15756 } 15757 15758 void cleanUpResourcesLI() { 15759 // Try enumerating all code paths before deleting 15760 List<String> allCodePaths = Collections.EMPTY_LIST; 15761 if (codeFile != null && codeFile.exists()) { 15762 try { 15763 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15764 allCodePaths = pkg.getAllCodePaths(); 15765 } catch (PackageParserException e) { 15766 // Ignored; we tried our best 15767 } 15768 } 15769 15770 cleanUp(); 15771 removeDexFiles(allCodePaths, instructionSets); 15772 } 15773 15774 boolean doPostDeleteLI(boolean delete) { 15775 // XXX err, shouldn't we respect the delete flag? 15776 cleanUpResourcesLI(); 15777 return true; 15778 } 15779 } 15780 15781 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15782 PackageManagerException { 15783 if (copyRet < 0) { 15784 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15785 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15786 throw new PackageManagerException(copyRet, message); 15787 } 15788 } 15789 } 15790 15791 /** 15792 * Extract the StorageManagerService "container ID" from the full code path of an 15793 * .apk. 15794 */ 15795 static String cidFromCodePath(String fullCodePath) { 15796 int eidx = fullCodePath.lastIndexOf("/"); 15797 String subStr1 = fullCodePath.substring(0, eidx); 15798 int sidx = subStr1.lastIndexOf("/"); 15799 return subStr1.substring(sidx+1, eidx); 15800 } 15801 15802 /** 15803 * Logic to handle movement of existing installed applications. 15804 */ 15805 class MoveInstallArgs extends InstallArgs { 15806 private File codeFile; 15807 private File resourceFile; 15808 15809 /** New install */ 15810 MoveInstallArgs(InstallParams params) { 15811 super(params.origin, params.move, params.observer, params.installFlags, 15812 params.installerPackageName, params.volumeUuid, 15813 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15814 params.grantedRuntimePermissions, 15815 params.traceMethod, params.traceCookie, params.signingDetails, 15816 params.installReason); 15817 } 15818 15819 int copyApk(IMediaContainerService imcs, boolean temp) { 15820 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15821 + move.fromUuid + " to " + move.toUuid); 15822 synchronized (mInstaller) { 15823 try { 15824 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15825 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15826 } catch (InstallerException e) { 15827 Slog.w(TAG, "Failed to move app", e); 15828 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15829 } 15830 } 15831 15832 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15833 resourceFile = codeFile; 15834 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15835 15836 return PackageManager.INSTALL_SUCCEEDED; 15837 } 15838 15839 int doPreInstall(int status) { 15840 if (status != PackageManager.INSTALL_SUCCEEDED) { 15841 cleanUp(move.toUuid); 15842 } 15843 return status; 15844 } 15845 15846 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15847 if (status != PackageManager.INSTALL_SUCCEEDED) { 15848 cleanUp(move.toUuid); 15849 return false; 15850 } 15851 15852 // Reflect the move in app info 15853 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15854 pkg.setApplicationInfoCodePath(pkg.codePath); 15855 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15856 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15857 pkg.setApplicationInfoResourcePath(pkg.codePath); 15858 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15859 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15860 15861 return true; 15862 } 15863 15864 int doPostInstall(int status, int uid) { 15865 if (status == PackageManager.INSTALL_SUCCEEDED) { 15866 cleanUp(move.fromUuid); 15867 } else { 15868 cleanUp(move.toUuid); 15869 } 15870 return status; 15871 } 15872 15873 @Override 15874 String getCodePath() { 15875 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15876 } 15877 15878 @Override 15879 String getResourcePath() { 15880 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15881 } 15882 15883 private boolean cleanUp(String volumeUuid) { 15884 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15885 move.dataAppName); 15886 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15887 final int[] userIds = sUserManager.getUserIds(); 15888 synchronized (mInstallLock) { 15889 // Clean up both app data and code 15890 // All package moves are frozen until finished 15891 for (int userId : userIds) { 15892 try { 15893 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15894 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15895 } catch (InstallerException e) { 15896 Slog.w(TAG, String.valueOf(e)); 15897 } 15898 } 15899 removeCodePathLI(codeFile); 15900 } 15901 return true; 15902 } 15903 15904 void cleanUpResourcesLI() { 15905 throw new UnsupportedOperationException(); 15906 } 15907 15908 boolean doPostDeleteLI(boolean delete) { 15909 throw new UnsupportedOperationException(); 15910 } 15911 } 15912 15913 static String getAsecPackageName(String packageCid) { 15914 int idx = packageCid.lastIndexOf("-"); 15915 if (idx == -1) { 15916 return packageCid; 15917 } 15918 return packageCid.substring(0, idx); 15919 } 15920 15921 // Utility method used to create code paths based on package name and available index. 15922 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15923 String idxStr = ""; 15924 int idx = 1; 15925 // Fall back to default value of idx=1 if prefix is not 15926 // part of oldCodePath 15927 if (oldCodePath != null) { 15928 String subStr = oldCodePath; 15929 // Drop the suffix right away 15930 if (suffix != null && subStr.endsWith(suffix)) { 15931 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15932 } 15933 // If oldCodePath already contains prefix find out the 15934 // ending index to either increment or decrement. 15935 int sidx = subStr.lastIndexOf(prefix); 15936 if (sidx != -1) { 15937 subStr = subStr.substring(sidx + prefix.length()); 15938 if (subStr != null) { 15939 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15940 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15941 } 15942 try { 15943 idx = Integer.parseInt(subStr); 15944 if (idx <= 1) { 15945 idx++; 15946 } else { 15947 idx--; 15948 } 15949 } catch(NumberFormatException e) { 15950 } 15951 } 15952 } 15953 } 15954 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15955 return prefix + idxStr; 15956 } 15957 15958 private File getNextCodePath(File targetDir, String packageName) { 15959 File result; 15960 SecureRandom random = new SecureRandom(); 15961 byte[] bytes = new byte[16]; 15962 do { 15963 random.nextBytes(bytes); 15964 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15965 result = new File(targetDir, packageName + "-" + suffix); 15966 } while (result.exists()); 15967 return result; 15968 } 15969 15970 // Utility method that returns the relative package path with respect 15971 // to the installation directory. Like say for /data/data/com.test-1.apk 15972 // string com.test-1 is returned. 15973 static String deriveCodePathName(String codePath) { 15974 if (codePath == null) { 15975 return null; 15976 } 15977 final File codeFile = new File(codePath); 15978 final String name = codeFile.getName(); 15979 if (codeFile.isDirectory()) { 15980 return name; 15981 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15982 final int lastDot = name.lastIndexOf('.'); 15983 return name.substring(0, lastDot); 15984 } else { 15985 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15986 return null; 15987 } 15988 } 15989 15990 static class PackageInstalledInfo { 15991 String name; 15992 int uid; 15993 // The set of users that originally had this package installed. 15994 int[] origUsers; 15995 // The set of users that now have this package installed. 15996 int[] newUsers; 15997 PackageParser.Package pkg; 15998 int returnCode; 15999 String returnMsg; 16000 String installerPackageName; 16001 PackageRemovedInfo removedInfo; 16002 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 16003 16004 public void setError(int code, String msg) { 16005 setReturnCode(code); 16006 setReturnMessage(msg); 16007 Slog.w(TAG, msg); 16008 } 16009 16010 public void setError(String msg, PackageParserException e) { 16011 setReturnCode(e.error); 16012 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16013 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16014 for (int i = 0; i < childCount; i++) { 16015 addedChildPackages.valueAt(i).setError(msg, e); 16016 } 16017 Slog.w(TAG, msg, e); 16018 } 16019 16020 public void setError(String msg, PackageManagerException e) { 16021 returnCode = e.error; 16022 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16023 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16024 for (int i = 0; i < childCount; i++) { 16025 addedChildPackages.valueAt(i).setError(msg, e); 16026 } 16027 Slog.w(TAG, msg, e); 16028 } 16029 16030 public void setReturnCode(int returnCode) { 16031 this.returnCode = returnCode; 16032 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16033 for (int i = 0; i < childCount; i++) { 16034 addedChildPackages.valueAt(i).returnCode = returnCode; 16035 } 16036 } 16037 16038 private void setReturnMessage(String returnMsg) { 16039 this.returnMsg = returnMsg; 16040 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16041 for (int i = 0; i < childCount; i++) { 16042 addedChildPackages.valueAt(i).returnMsg = returnMsg; 16043 } 16044 } 16045 16046 // In some error cases we want to convey more info back to the observer 16047 String origPackage; 16048 String origPermission; 16049 } 16050 16051 /* 16052 * Install a non-existing package. 16053 */ 16054 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16055 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16056 String volumeUuid, PackageInstalledInfo res, int installReason) { 16057 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 16058 16059 // Remember this for later, in case we need to rollback this install 16060 String pkgName = pkg.packageName; 16061 16062 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 16063 16064 synchronized(mPackages) { 16065 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 16066 if (renamedPackage != null) { 16067 // A package with the same name is already installed, though 16068 // it has been renamed to an older name. The package we 16069 // are trying to install should be installed as an update to 16070 // the existing one, but that has not been requested, so bail. 16071 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16072 + " without first uninstalling package running as " 16073 + renamedPackage); 16074 return; 16075 } 16076 if (mPackages.containsKey(pkgName)) { 16077 // Don't allow installation over an existing package with the same name. 16078 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16079 + " without first uninstalling."); 16080 return; 16081 } 16082 } 16083 16084 try { 16085 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 16086 System.currentTimeMillis(), user); 16087 16088 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16089 16090 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16091 prepareAppDataAfterInstallLIF(newPackage); 16092 16093 } else { 16094 // Remove package from internal structures, but keep around any 16095 // data that might have already existed 16096 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16097 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16098 } 16099 } catch (PackageManagerException e) { 16100 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16101 } 16102 16103 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16104 } 16105 16106 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16107 try (DigestInputStream digestStream = 16108 new DigestInputStream(new FileInputStream(file), digest)) { 16109 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16110 } 16111 } 16112 16113 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16114 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16115 PackageInstalledInfo res, int installReason) { 16116 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16117 16118 final PackageParser.Package oldPackage; 16119 final PackageSetting ps; 16120 final String pkgName = pkg.packageName; 16121 final int[] allUsers; 16122 final int[] installedUsers; 16123 16124 synchronized(mPackages) { 16125 oldPackage = mPackages.get(pkgName); 16126 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16127 16128 // don't allow upgrade to target a release SDK from a pre-release SDK 16129 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16130 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16131 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16132 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16133 if (oldTargetsPreRelease 16134 && !newTargetsPreRelease 16135 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16136 Slog.w(TAG, "Can't install package targeting released sdk"); 16137 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16138 return; 16139 } 16140 16141 ps = mSettings.mPackages.get(pkgName); 16142 16143 // verify signatures are valid 16144 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16145 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16146 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16147 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16148 "New package not signed by keys specified by upgrade-keysets: " 16149 + pkgName); 16150 return; 16151 } 16152 } else { 16153 16154 // default to original signature matching 16155 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16156 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16157 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16158 "New package has a different signature: " + pkgName); 16159 return; 16160 } 16161 } 16162 16163 // don't allow a system upgrade unless the upgrade hash matches 16164 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16165 byte[] digestBytes = null; 16166 try { 16167 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16168 updateDigest(digest, new File(pkg.baseCodePath)); 16169 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16170 for (String path : pkg.splitCodePaths) { 16171 updateDigest(digest, new File(path)); 16172 } 16173 } 16174 digestBytes = digest.digest(); 16175 } catch (NoSuchAlgorithmException | IOException e) { 16176 res.setError(INSTALL_FAILED_INVALID_APK, 16177 "Could not compute hash: " + pkgName); 16178 return; 16179 } 16180 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16181 res.setError(INSTALL_FAILED_INVALID_APK, 16182 "New package fails restrict-update check: " + pkgName); 16183 return; 16184 } 16185 // retain upgrade restriction 16186 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16187 } 16188 16189 // Check for shared user id changes 16190 String invalidPackageName = 16191 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16192 if (invalidPackageName != null) { 16193 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16194 "Package " + invalidPackageName + " tried to change user " 16195 + oldPackage.mSharedUserId); 16196 return; 16197 } 16198 16199 // check if the new package supports all of the abis which the old package supports 16200 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16201 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16202 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16203 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16204 "Update to package " + pkgName + " doesn't support multi arch"); 16205 return; 16206 } 16207 16208 // In case of rollback, remember per-user/profile install state 16209 allUsers = sUserManager.getUserIds(); 16210 installedUsers = ps.queryInstalledUsers(allUsers, true); 16211 16212 // don't allow an upgrade from full to ephemeral 16213 if (isInstantApp) { 16214 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16215 for (int currentUser : allUsers) { 16216 if (!ps.getInstantApp(currentUser)) { 16217 // can't downgrade from full to instant 16218 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16219 + " for user: " + currentUser); 16220 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16221 return; 16222 } 16223 } 16224 } else if (!ps.getInstantApp(user.getIdentifier())) { 16225 // can't downgrade from full to instant 16226 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16227 + " for user: " + user.getIdentifier()); 16228 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16229 return; 16230 } 16231 } 16232 } 16233 16234 // Update what is removed 16235 res.removedInfo = new PackageRemovedInfo(this); 16236 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16237 res.removedInfo.removedPackage = oldPackage.packageName; 16238 res.removedInfo.installerPackageName = ps.installerPackageName; 16239 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16240 res.removedInfo.isUpdate = true; 16241 res.removedInfo.origUsers = installedUsers; 16242 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16243 for (int i = 0; i < installedUsers.length; i++) { 16244 final int userId = installedUsers[i]; 16245 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16246 } 16247 16248 final int childCount = (oldPackage.childPackages != null) 16249 ? oldPackage.childPackages.size() : 0; 16250 for (int i = 0; i < childCount; i++) { 16251 boolean childPackageUpdated = false; 16252 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16253 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16254 if (res.addedChildPackages != null) { 16255 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16256 if (childRes != null) { 16257 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16258 childRes.removedInfo.removedPackage = childPkg.packageName; 16259 if (childPs != null) { 16260 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16261 } 16262 childRes.removedInfo.isUpdate = true; 16263 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16264 childPackageUpdated = true; 16265 } 16266 } 16267 if (!childPackageUpdated) { 16268 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16269 childRemovedRes.removedPackage = childPkg.packageName; 16270 if (childPs != null) { 16271 childRemovedRes.installerPackageName = childPs.installerPackageName; 16272 } 16273 childRemovedRes.isUpdate = false; 16274 childRemovedRes.dataRemoved = true; 16275 synchronized (mPackages) { 16276 if (childPs != null) { 16277 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16278 } 16279 } 16280 if (res.removedInfo.removedChildPackages == null) { 16281 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16282 } 16283 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16284 } 16285 } 16286 16287 boolean sysPkg = (isSystemApp(oldPackage)); 16288 if (sysPkg) { 16289 // Set the system/privileged/oem/vendor/product flags as needed 16290 final boolean privileged = 16291 (oldPackage.applicationInfo.privateFlags 16292 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16293 final boolean oem = 16294 (oldPackage.applicationInfo.privateFlags 16295 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16296 final boolean vendor = 16297 (oldPackage.applicationInfo.privateFlags 16298 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16299 final boolean product = 16300 (oldPackage.applicationInfo.privateFlags 16301 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16302 final @ParseFlags int systemParseFlags = parseFlags; 16303 final @ScanFlags int systemScanFlags = scanFlags 16304 | SCAN_AS_SYSTEM 16305 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16306 | (oem ? SCAN_AS_OEM : 0) 16307 | (vendor ? SCAN_AS_VENDOR : 0) 16308 | (product ? SCAN_AS_PRODUCT : 0); 16309 16310 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16311 user, allUsers, installerPackageName, res, installReason); 16312 } else { 16313 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16314 user, allUsers, installerPackageName, res, installReason); 16315 } 16316 } 16317 16318 @Override 16319 public List<String> getPreviousCodePaths(String packageName) { 16320 final int callingUid = Binder.getCallingUid(); 16321 final List<String> result = new ArrayList<>(); 16322 if (getInstantAppPackageName(callingUid) != null) { 16323 return result; 16324 } 16325 final PackageSetting ps = mSettings.mPackages.get(packageName); 16326 if (ps != null 16327 && ps.oldCodePaths != null 16328 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16329 result.addAll(ps.oldCodePaths); 16330 } 16331 return result; 16332 } 16333 16334 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16335 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16336 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16337 String installerPackageName, PackageInstalledInfo res, int installReason) { 16338 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16339 + deletedPackage); 16340 16341 String pkgName = deletedPackage.packageName; 16342 boolean deletedPkg = true; 16343 boolean addedPkg = false; 16344 boolean updatedSettings = false; 16345 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16346 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16347 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16348 16349 final long origUpdateTime = (pkg.mExtras != null) 16350 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16351 16352 // First delete the existing package while retaining the data directory 16353 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16354 res.removedInfo, true, pkg)) { 16355 // If the existing package wasn't successfully deleted 16356 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16357 deletedPkg = false; 16358 } else { 16359 // Successfully deleted the old package; proceed with replace. 16360 16361 // If deleted package lived in a container, give users a chance to 16362 // relinquish resources before killing. 16363 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16364 if (DEBUG_INSTALL) { 16365 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16366 } 16367 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16368 final ArrayList<String> pkgList = new ArrayList<String>(1); 16369 pkgList.add(deletedPackage.applicationInfo.packageName); 16370 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16371 } 16372 16373 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16374 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16375 16376 try { 16377 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16378 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16379 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16380 installReason); 16381 16382 // Update the in-memory copy of the previous code paths. 16383 PackageSetting ps = mSettings.mPackages.get(pkgName); 16384 if (!killApp) { 16385 if (ps.oldCodePaths == null) { 16386 ps.oldCodePaths = new ArraySet<>(); 16387 } 16388 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16389 if (deletedPackage.splitCodePaths != null) { 16390 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16391 } 16392 } else { 16393 ps.oldCodePaths = null; 16394 } 16395 if (ps.childPackageNames != null) { 16396 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16397 final String childPkgName = ps.childPackageNames.get(i); 16398 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16399 childPs.oldCodePaths = ps.oldCodePaths; 16400 } 16401 } 16402 // set instant app status, but, only if it's explicitly specified 16403 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16404 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16405 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16406 prepareAppDataAfterInstallLIF(newPackage); 16407 addedPkg = true; 16408 mDexManager.notifyPackageUpdated(newPackage.packageName, 16409 newPackage.baseCodePath, newPackage.splitCodePaths); 16410 } catch (PackageManagerException e) { 16411 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16412 } 16413 } 16414 16415 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16416 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16417 16418 // Revert all internal state mutations and added folders for the failed install 16419 if (addedPkg) { 16420 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16421 res.removedInfo, true, null); 16422 } 16423 16424 // Restore the old package 16425 if (deletedPkg) { 16426 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16427 File restoreFile = new File(deletedPackage.codePath); 16428 // Parse old package 16429 boolean oldExternal = isExternal(deletedPackage); 16430 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16431 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16432 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16433 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16434 try { 16435 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16436 null); 16437 } catch (PackageManagerException e) { 16438 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16439 + e.getMessage()); 16440 return; 16441 } 16442 16443 synchronized (mPackages) { 16444 // Ensure the installer package name up to date 16445 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16446 16447 // Update permissions for restored package 16448 mPermissionManager.updatePermissions( 16449 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16450 mPermissionCallback); 16451 16452 mSettings.writeLPr(); 16453 } 16454 16455 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16456 } 16457 } else { 16458 synchronized (mPackages) { 16459 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16460 if (ps != null) { 16461 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16462 if (res.removedInfo.removedChildPackages != null) { 16463 final int childCount = res.removedInfo.removedChildPackages.size(); 16464 // Iterate in reverse as we may modify the collection 16465 for (int i = childCount - 1; i >= 0; i--) { 16466 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16467 if (res.addedChildPackages.containsKey(childPackageName)) { 16468 res.removedInfo.removedChildPackages.removeAt(i); 16469 } else { 16470 PackageRemovedInfo childInfo = res.removedInfo 16471 .removedChildPackages.valueAt(i); 16472 childInfo.removedForAllUsers = mPackages.get( 16473 childInfo.removedPackage) == null; 16474 } 16475 } 16476 } 16477 } 16478 } 16479 } 16480 } 16481 16482 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16483 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16484 final @ScanFlags int scanFlags, UserHandle user, 16485 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16486 int installReason) { 16487 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16488 + ", old=" + deletedPackage); 16489 16490 final boolean disabledSystem; 16491 16492 // Remove existing system package 16493 removePackageLI(deletedPackage, true); 16494 16495 synchronized (mPackages) { 16496 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16497 } 16498 if (!disabledSystem) { 16499 // We didn't need to disable the .apk as a current system package, 16500 // which means we are replacing another update that is already 16501 // installed. We need to make sure to delete the older one's .apk. 16502 res.removedInfo.args = createInstallArgsForExisting(0, 16503 deletedPackage.applicationInfo.getCodePath(), 16504 deletedPackage.applicationInfo.getResourcePath(), 16505 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16506 } else { 16507 res.removedInfo.args = null; 16508 } 16509 16510 // Successfully disabled the old package. Now proceed with re-installation 16511 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16512 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16513 16514 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16515 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16516 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16517 16518 PackageParser.Package newPackage = null; 16519 try { 16520 // Add the package to the internal data structures 16521 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16522 16523 // Set the update and install times 16524 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16525 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16526 System.currentTimeMillis()); 16527 16528 // Update the package dynamic state if succeeded 16529 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16530 // Now that the install succeeded make sure we remove data 16531 // directories for any child package the update removed. 16532 final int deletedChildCount = (deletedPackage.childPackages != null) 16533 ? deletedPackage.childPackages.size() : 0; 16534 final int newChildCount = (newPackage.childPackages != null) 16535 ? newPackage.childPackages.size() : 0; 16536 for (int i = 0; i < deletedChildCount; i++) { 16537 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16538 boolean childPackageDeleted = true; 16539 for (int j = 0; j < newChildCount; j++) { 16540 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16541 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16542 childPackageDeleted = false; 16543 break; 16544 } 16545 } 16546 if (childPackageDeleted) { 16547 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16548 deletedChildPkg.packageName); 16549 if (ps != null && res.removedInfo.removedChildPackages != null) { 16550 PackageRemovedInfo removedChildRes = res.removedInfo 16551 .removedChildPackages.get(deletedChildPkg.packageName); 16552 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16553 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16554 } 16555 } 16556 } 16557 16558 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16559 installReason); 16560 prepareAppDataAfterInstallLIF(newPackage); 16561 16562 mDexManager.notifyPackageUpdated(newPackage.packageName, 16563 newPackage.baseCodePath, newPackage.splitCodePaths); 16564 } 16565 } catch (PackageManagerException e) { 16566 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16567 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16568 } 16569 16570 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16571 // Re installation failed. Restore old information 16572 // Remove new pkg information 16573 if (newPackage != null) { 16574 removeInstalledPackageLI(newPackage, true); 16575 } 16576 // Add back the old system package 16577 try { 16578 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16579 } catch (PackageManagerException e) { 16580 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16581 } 16582 16583 synchronized (mPackages) { 16584 if (disabledSystem) { 16585 enableSystemPackageLPw(deletedPackage); 16586 } 16587 16588 // Ensure the installer package name up to date 16589 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16590 16591 // Update permissions for restored package 16592 mPermissionManager.updatePermissions( 16593 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16594 mPermissionCallback); 16595 16596 mSettings.writeLPr(); 16597 } 16598 16599 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16600 + " after failed upgrade"); 16601 } 16602 } 16603 16604 /** 16605 * Checks whether the parent or any of the child packages have a change shared 16606 * user. For a package to be a valid update the shred users of the parent and 16607 * the children should match. We may later support changing child shared users. 16608 * @param oldPkg The updated package. 16609 * @param newPkg The update package. 16610 * @return The shared user that change between the versions. 16611 */ 16612 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16613 PackageParser.Package newPkg) { 16614 // Check parent shared user 16615 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16616 return newPkg.packageName; 16617 } 16618 // Check child shared users 16619 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16620 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16621 for (int i = 0; i < newChildCount; i++) { 16622 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16623 // If this child was present, did it have the same shared user? 16624 for (int j = 0; j < oldChildCount; j++) { 16625 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16626 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16627 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16628 return newChildPkg.packageName; 16629 } 16630 } 16631 } 16632 return null; 16633 } 16634 16635 private void removeNativeBinariesLI(PackageSetting ps) { 16636 // Remove the lib path for the parent package 16637 if (ps != null) { 16638 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16639 // Remove the lib path for the child packages 16640 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16641 for (int i = 0; i < childCount; i++) { 16642 PackageSetting childPs = null; 16643 synchronized (mPackages) { 16644 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16645 } 16646 if (childPs != null) { 16647 NativeLibraryHelper.removeNativeBinariesLI(childPs 16648 .legacyNativeLibraryPathString); 16649 } 16650 } 16651 } 16652 } 16653 16654 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16655 // Enable the parent package 16656 mSettings.enableSystemPackageLPw(pkg.packageName); 16657 // Enable the child packages 16658 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16659 for (int i = 0; i < childCount; i++) { 16660 PackageParser.Package childPkg = pkg.childPackages.get(i); 16661 mSettings.enableSystemPackageLPw(childPkg.packageName); 16662 } 16663 } 16664 16665 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16666 PackageParser.Package newPkg) { 16667 // Disable the parent package (parent always replaced) 16668 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16669 // Disable the child packages 16670 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16671 for (int i = 0; i < childCount; i++) { 16672 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16673 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16674 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16675 } 16676 return disabled; 16677 } 16678 16679 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16680 String installerPackageName) { 16681 // Enable the parent package 16682 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16683 // Enable the child packages 16684 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16685 for (int i = 0; i < childCount; i++) { 16686 PackageParser.Package childPkg = pkg.childPackages.get(i); 16687 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16688 } 16689 } 16690 16691 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16692 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16693 // Update the parent package setting 16694 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16695 res, user, installReason); 16696 // Update the child packages setting 16697 final int childCount = (newPackage.childPackages != null) 16698 ? newPackage.childPackages.size() : 0; 16699 for (int i = 0; i < childCount; i++) { 16700 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16701 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16702 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16703 childRes.origUsers, childRes, user, installReason); 16704 } 16705 } 16706 16707 private void updateSettingsInternalLI(PackageParser.Package pkg, 16708 String installerPackageName, int[] allUsers, int[] installedForUsers, 16709 PackageInstalledInfo res, UserHandle user, int installReason) { 16710 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16711 16712 final String pkgName = pkg.packageName; 16713 16714 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16715 synchronized (mPackages) { 16716// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16717 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16718 mPermissionCallback); 16719 // For system-bundled packages, we assume that installing an upgraded version 16720 // of the package implies that the user actually wants to run that new code, 16721 // so we enable the package. 16722 PackageSetting ps = mSettings.mPackages.get(pkgName); 16723 final int userId = user.getIdentifier(); 16724 if (ps != null) { 16725 if (isSystemApp(pkg)) { 16726 if (DEBUG_INSTALL) { 16727 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16728 } 16729 // Enable system package for requested users 16730 if (res.origUsers != null) { 16731 for (int origUserId : res.origUsers) { 16732 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16733 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16734 origUserId, installerPackageName); 16735 } 16736 } 16737 } 16738 // Also convey the prior install/uninstall state 16739 if (allUsers != null && installedForUsers != null) { 16740 for (int currentUserId : allUsers) { 16741 final boolean installed = ArrayUtils.contains( 16742 installedForUsers, currentUserId); 16743 if (DEBUG_INSTALL) { 16744 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16745 } 16746 ps.setInstalled(installed, currentUserId); 16747 } 16748 // these install state changes will be persisted in the 16749 // upcoming call to mSettings.writeLPr(). 16750 } 16751 } 16752 // It's implied that when a user requests installation, they want the app to be 16753 // installed and enabled. 16754 if (userId != UserHandle.USER_ALL) { 16755 ps.setInstalled(true, userId); 16756 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16757 } else { 16758 for (int currentUserId : sUserManager.getUserIds()) { 16759 ps.setInstalled(true, currentUserId); 16760 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, currentUserId, 16761 installerPackageName); 16762 } 16763 } 16764 16765 // When replacing an existing package, preserve the original install reason for all 16766 // users that had the package installed before. 16767 final Set<Integer> previousUserIds = new ArraySet<>(); 16768 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16769 final int installReasonCount = res.removedInfo.installReasons.size(); 16770 for (int i = 0; i < installReasonCount; i++) { 16771 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16772 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16773 ps.setInstallReason(previousInstallReason, previousUserId); 16774 previousUserIds.add(previousUserId); 16775 } 16776 } 16777 16778 // Set install reason for users that are having the package newly installed. 16779 if (userId == UserHandle.USER_ALL) { 16780 for (int currentUserId : sUserManager.getUserIds()) { 16781 if (!previousUserIds.contains(currentUserId)) { 16782 ps.setInstallReason(installReason, currentUserId); 16783 } 16784 } 16785 } else if (!previousUserIds.contains(userId)) { 16786 ps.setInstallReason(installReason, userId); 16787 } 16788 mSettings.writeKernelMappingLPr(ps); 16789 } 16790 res.name = pkgName; 16791 res.uid = pkg.applicationInfo.uid; 16792 res.pkg = pkg; 16793 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16794 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16795 //to update install status 16796 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16797 mSettings.writeLPr(); 16798 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16799 } 16800 16801 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16802 } 16803 16804 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16805 try { 16806 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16807 installPackageLI(args, res); 16808 } finally { 16809 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16810 } 16811 } 16812 16813 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16814 final int installFlags = args.installFlags; 16815 final String installerPackageName = args.installerPackageName; 16816 final String volumeUuid = args.volumeUuid; 16817 final File tmpPackageFile = new File(args.getCodePath()); 16818 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16819 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16820 || (args.volumeUuid != null)); 16821 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16822 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16823 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16824 final boolean virtualPreload = 16825 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16826 boolean replace = false; 16827 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16828 if (args.move != null) { 16829 // moving a complete application; perform an initial scan on the new install location 16830 scanFlags |= SCAN_INITIAL; 16831 } 16832 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16833 scanFlags |= SCAN_DONT_KILL_APP; 16834 } 16835 if (instantApp) { 16836 scanFlags |= SCAN_AS_INSTANT_APP; 16837 } 16838 if (fullApp) { 16839 scanFlags |= SCAN_AS_FULL_APP; 16840 } 16841 if (virtualPreload) { 16842 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16843 } 16844 16845 // Result object to be returned 16846 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16847 res.installerPackageName = installerPackageName; 16848 16849 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16850 16851 // Sanity check 16852 if (instantApp && (forwardLocked || onExternal)) { 16853 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16854 + " external=" + onExternal); 16855 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16856 return; 16857 } 16858 16859 // Retrieve PackageSettings and parse package 16860 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16861 | PackageParser.PARSE_ENFORCE_CODE 16862 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16863 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16864 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16865 PackageParser pp = new PackageParser(); 16866 pp.setSeparateProcesses(mSeparateProcesses); 16867 pp.setDisplayMetrics(mMetrics); 16868 pp.setCallback(mPackageParserCallback); 16869 16870 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16871 final PackageParser.Package pkg; 16872 try { 16873 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16874 DexMetadataHelper.validatePackageDexMetadata(pkg); 16875 } catch (PackageParserException e) { 16876 res.setError("Failed parse during installPackageLI", e); 16877 return; 16878 } finally { 16879 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16880 } 16881 16882 // Instant apps have several additional install-time checks. 16883 if (instantApp) { 16884 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16885 Slog.w(TAG, 16886 "Instant app package " + pkg.packageName + " does not target at least O"); 16887 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16888 "Instant app package must target at least O"); 16889 return; 16890 } 16891 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16892 Slog.w(TAG, "Instant app package " + pkg.packageName 16893 + " does not target targetSandboxVersion 2"); 16894 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16895 "Instant app package must use targetSandboxVersion 2"); 16896 return; 16897 } 16898 if (pkg.mSharedUserId != null) { 16899 Slog.w(TAG, "Instant app package " + pkg.packageName 16900 + " may not declare sharedUserId."); 16901 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16902 "Instant app package may not declare a sharedUserId"); 16903 return; 16904 } 16905 } 16906 16907 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16908 // Static shared libraries have synthetic package names 16909 renameStaticSharedLibraryPackage(pkg); 16910 16911 // No static shared libs on external storage 16912 if (onExternal) { 16913 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16914 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16915 "Packages declaring static-shared libs cannot be updated"); 16916 return; 16917 } 16918 } 16919 16920 // If we are installing a clustered package add results for the children 16921 if (pkg.childPackages != null) { 16922 synchronized (mPackages) { 16923 final int childCount = pkg.childPackages.size(); 16924 for (int i = 0; i < childCount; i++) { 16925 PackageParser.Package childPkg = pkg.childPackages.get(i); 16926 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16927 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16928 childRes.pkg = childPkg; 16929 childRes.name = childPkg.packageName; 16930 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16931 if (childPs != null) { 16932 childRes.origUsers = childPs.queryInstalledUsers( 16933 sUserManager.getUserIds(), true); 16934 } 16935 if ((mPackages.containsKey(childPkg.packageName))) { 16936 childRes.removedInfo = new PackageRemovedInfo(this); 16937 childRes.removedInfo.removedPackage = childPkg.packageName; 16938 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16939 } 16940 if (res.addedChildPackages == null) { 16941 res.addedChildPackages = new ArrayMap<>(); 16942 } 16943 res.addedChildPackages.put(childPkg.packageName, childRes); 16944 } 16945 } 16946 } 16947 16948 // If package doesn't declare API override, mark that we have an install 16949 // time CPU ABI override. 16950 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16951 pkg.cpuAbiOverride = args.abiOverride; 16952 } 16953 16954 String pkgName = res.name = pkg.packageName; 16955 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16956 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16957 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16958 return; 16959 } 16960 } 16961 16962 try { 16963 // either use what we've been given or parse directly from the APK 16964 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16965 pkg.setSigningDetails(args.signingDetails); 16966 } else { 16967 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16968 } 16969 } catch (PackageParserException e) { 16970 res.setError("Failed collect during installPackageLI", e); 16971 return; 16972 } 16973 16974 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16975 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16976 Slog.w(TAG, "Instant app package " + pkg.packageName 16977 + " is not signed with at least APK Signature Scheme v2"); 16978 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16979 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16980 return; 16981 } 16982 16983 // Get rid of all references to package scan path via parser. 16984 pp = null; 16985 String oldCodePath = null; 16986 boolean systemApp = false; 16987 synchronized (mPackages) { 16988 // Check if installing already existing package 16989 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16990 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16991 if (pkg.mOriginalPackages != null 16992 && pkg.mOriginalPackages.contains(oldName) 16993 && mPackages.containsKey(oldName)) { 16994 // This package is derived from an original package, 16995 // and this device has been updating from that original 16996 // name. We must continue using the original name, so 16997 // rename the new package here. 16998 pkg.setPackageName(oldName); 16999 pkgName = pkg.packageName; 17000 replace = true; 17001 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 17002 + oldName + " pkgName=" + pkgName); 17003 } else if (mPackages.containsKey(pkgName)) { 17004 // This package, under its official name, already exists 17005 // on the device; we should replace it. 17006 replace = true; 17007 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 17008 } 17009 17010 // Child packages are installed through the parent package 17011 if (pkg.parentPackage != null) { 17012 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17013 "Package " + pkg.packageName + " is child of package " 17014 + pkg.parentPackage.parentPackage + ". Child packages " 17015 + "can be updated only through the parent package."); 17016 return; 17017 } 17018 17019 if (replace) { 17020 // Prevent apps opting out from runtime permissions 17021 PackageParser.Package oldPackage = mPackages.get(pkgName); 17022 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 17023 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 17024 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 17025 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 17026 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 17027 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 17028 + " doesn't support runtime permissions but the old" 17029 + " target SDK " + oldTargetSdk + " does."); 17030 return; 17031 } 17032 // Prevent persistent apps from being updated 17033 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 17034 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 17035 "Package " + oldPackage.packageName + " is a persistent app. " 17036 + "Persistent apps are not updateable."); 17037 return; 17038 } 17039 // Prevent apps from downgrading their targetSandbox. 17040 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 17041 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 17042 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 17043 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 17044 "Package " + pkg.packageName + " new target sandbox " 17045 + newTargetSandbox + " is incompatible with the previous value of" 17046 + oldTargetSandbox + "."); 17047 return; 17048 } 17049 17050 // Prevent installing of child packages 17051 if (oldPackage.parentPackage != null) { 17052 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17053 "Package " + pkg.packageName + " is child of package " 17054 + oldPackage.parentPackage + ". Child packages " 17055 + "can be updated only through the parent package."); 17056 return; 17057 } 17058 } 17059 } 17060 17061 PackageSetting ps = mSettings.mPackages.get(pkgName); 17062 if (ps != null) { 17063 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17064 17065 // Static shared libs have same package with different versions where 17066 // we internally use a synthetic package name to allow multiple versions 17067 // of the same package, therefore we need to compare signatures against 17068 // the package setting for the latest library version. 17069 PackageSetting signatureCheckPs = ps; 17070 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17071 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17072 if (libraryEntry != null) { 17073 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17074 } 17075 } 17076 17077 // Quick sanity check that we're signed correctly if updating; 17078 // we'll check this again later when scanning, but we want to 17079 // bail early here before tripping over redefined permissions. 17080 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17081 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 17082 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 17083 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17084 + pkg.packageName + " upgrade keys do not match the " 17085 + "previously installed version"); 17086 return; 17087 } 17088 } else { 17089 try { 17090 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 17091 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 17092 // We don't care about disabledPkgSetting on install for now. 17093 final boolean compatMatch = verifySignatures( 17094 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 17095 compareRecover); 17096 // The new KeySets will be re-added later in the scanning process. 17097 if (compatMatch) { 17098 synchronized (mPackages) { 17099 ksms.removeAppKeySetDataLPw(pkg.packageName); 17100 } 17101 } 17102 } catch (PackageManagerException e) { 17103 res.setError(e.error, e.getMessage()); 17104 return; 17105 } 17106 } 17107 17108 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17109 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17110 systemApp = (ps.pkg.applicationInfo.flags & 17111 ApplicationInfo.FLAG_SYSTEM) != 0; 17112 } 17113 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17114 } 17115 17116 int N = pkg.permissions.size(); 17117 for (int i = N-1; i >= 0; i--) { 17118 final PackageParser.Permission perm = pkg.permissions.get(i); 17119 final BasePermission bp = 17120 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 17121 17122 // Don't allow anyone but the system to define ephemeral permissions. 17123 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 17124 && !systemApp) { 17125 Slog.w(TAG, "Non-System package " + pkg.packageName 17126 + " attempting to delcare ephemeral permission " 17127 + perm.info.name + "; Removing ephemeral."); 17128 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 17129 } 17130 17131 // Check whether the newly-scanned package wants to define an already-defined perm 17132 if (bp != null) { 17133 // If the defining package is signed with our cert, it's okay. This 17134 // also includes the "updating the same package" case, of course. 17135 // "updating same package" could also involve key-rotation. 17136 final boolean sigsOk; 17137 final String sourcePackageName = bp.getSourcePackageName(); 17138 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17139 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17140 if (sourcePackageName.equals(pkg.packageName) 17141 && (ksms.shouldCheckUpgradeKeySetLocked( 17142 sourcePackageSetting, scanFlags))) { 17143 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17144 } else { 17145 17146 // in the event of signing certificate rotation, we need to see if the 17147 // package's certificate has rotated from the current one, or if it is an 17148 // older certificate with which the current is ok with sharing permissions 17149 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17150 pkg.mSigningDetails, 17151 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17152 sigsOk = true; 17153 } else if (pkg.mSigningDetails.checkCapability( 17154 sourcePackageSetting.signatures.mSigningDetails, 17155 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17156 17157 // the scanned package checks out, has signing certificate rotation 17158 // history, and is newer; bring it over 17159 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17160 sigsOk = true; 17161 } else { 17162 sigsOk = false; 17163 } 17164 } 17165 if (!sigsOk) { 17166 // If the owning package is the system itself, we log but allow 17167 // install to proceed; we fail the install on all other permission 17168 // redefinitions. 17169 if (!sourcePackageName.equals("android")) { 17170 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17171 + pkg.packageName + " attempting to redeclare permission " 17172 + perm.info.name + " already owned by " + sourcePackageName); 17173 res.origPermission = perm.info.name; 17174 res.origPackage = sourcePackageName; 17175 return; 17176 } else { 17177 Slog.w(TAG, "Package " + pkg.packageName 17178 + " attempting to redeclare system permission " 17179 + perm.info.name + "; ignoring new declaration"); 17180 pkg.permissions.remove(i); 17181 } 17182 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17183 // Prevent apps to change protection level to dangerous from any other 17184 // type as this would allow a privilege escalation where an app adds a 17185 // normal/signature permission in other app's group and later redefines 17186 // it as dangerous leading to the group auto-grant. 17187 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17188 == PermissionInfo.PROTECTION_DANGEROUS) { 17189 if (bp != null && !bp.isRuntime()) { 17190 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17191 + "non-runtime permission " + perm.info.name 17192 + " to runtime; keeping old protection level"); 17193 perm.info.protectionLevel = bp.getProtectionLevel(); 17194 } 17195 } 17196 } 17197 } 17198 } 17199 } 17200 17201 if (systemApp) { 17202 if (onExternal) { 17203 // Abort update; system app can't be replaced with app on sdcard 17204 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17205 "Cannot install updates to system apps on sdcard"); 17206 return; 17207 } else if (instantApp) { 17208 // Abort update; system app can't be replaced with an instant app 17209 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17210 "Cannot update a system app with an instant app"); 17211 return; 17212 } 17213 } 17214 17215 if (args.move != null) { 17216 // We did an in-place move, so dex is ready to roll 17217 scanFlags |= SCAN_NO_DEX; 17218 scanFlags |= SCAN_MOVE; 17219 17220 synchronized (mPackages) { 17221 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17222 if (ps == null) { 17223 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17224 "Missing settings for moved package " + pkgName); 17225 } 17226 17227 // We moved the entire application as-is, so bring over the 17228 // previously derived ABI information. 17229 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17230 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17231 } 17232 17233 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17234 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17235 scanFlags |= SCAN_NO_DEX; 17236 17237 try { 17238 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17239 args.abiOverride : pkg.cpuAbiOverride); 17240 final boolean extractNativeLibs = !pkg.isLibrary(); 17241 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17242 } catch (PackageManagerException pme) { 17243 Slog.e(TAG, "Error deriving application ABI", pme); 17244 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17245 return; 17246 } 17247 17248 // Shared libraries for the package need to be updated. 17249 synchronized (mPackages) { 17250 try { 17251 updateSharedLibrariesLPr(pkg, null); 17252 } catch (PackageManagerException e) { 17253 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17254 } 17255 } 17256 } 17257 17258 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17259 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17260 return; 17261 } 17262 17263 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17264 String apkPath = null; 17265 synchronized (mPackages) { 17266 // Note that if the attacker managed to skip verify setup, for example by tampering 17267 // with the package settings, upon reboot we will do full apk verification when 17268 // verity is not detected. 17269 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17270 if (ps != null && ps.isPrivileged()) { 17271 apkPath = pkg.baseCodePath; 17272 } 17273 } 17274 17275 if (apkPath != null) { 17276 final VerityUtils.SetupResult result = 17277 VerityUtils.generateApkVeritySetupData(apkPath); 17278 if (result.isOk()) { 17279 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17280 FileDescriptor fd = result.getUnownedFileDescriptor(); 17281 try { 17282 mInstaller.installApkVerity(apkPath, fd); 17283 } catch (InstallerException e) { 17284 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17285 "Failed to set up verity: " + e); 17286 return; 17287 } finally { 17288 IoUtils.closeQuietly(fd); 17289 } 17290 } else if (result.isFailed()) { 17291 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17292 return; 17293 } else { 17294 // Do nothing if verity is skipped. Will fall back to full apk verification on 17295 // reboot. 17296 } 17297 } 17298 } 17299 17300 if (!instantApp) { 17301 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17302 } else { 17303 if (DEBUG_DOMAIN_VERIFICATION) { 17304 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17305 } 17306 } 17307 17308 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17309 "installPackageLI")) { 17310 if (replace) { 17311 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17312 // Static libs have a synthetic package name containing the version 17313 // and cannot be updated as an update would get a new package name, 17314 // unless this is the exact same version code which is useful for 17315 // development. 17316 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17317 if (existingPkg != null && 17318 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17319 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17320 + "static-shared libs cannot be updated"); 17321 return; 17322 } 17323 } 17324 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17325 installerPackageName, res, args.installReason); 17326 } else { 17327 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17328 args.user, installerPackageName, volumeUuid, res, args.installReason); 17329 } 17330 } 17331 17332 // Prepare the application profiles for the new code paths. 17333 // This needs to be done before invoking dexopt so that any install-time profile 17334 // can be used for optimizations. 17335 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17336 17337 // Check whether we need to dexopt the app. 17338 // 17339 // NOTE: it is IMPORTANT to call dexopt: 17340 // - after doRename which will sync the package data from PackageParser.Package and its 17341 // corresponding ApplicationInfo. 17342 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17343 // uid of the application (pkg.applicationInfo.uid). 17344 // This update happens in place! 17345 // 17346 // We only need to dexopt if the package meets ALL of the following conditions: 17347 // 1) it is not forward locked. 17348 // 2) it is not on on an external ASEC container. 17349 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17350 // 17351 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17352 // complete, so we skip this step during installation. Instead, we'll take extra time 17353 // the first time the instant app starts. It's preferred to do it this way to provide 17354 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17355 // middle of running an instant app. The default behaviour can be overridden 17356 // via gservices. 17357 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17358 && !forwardLocked 17359 && !pkg.applicationInfo.isExternalAsec() 17360 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17361 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17362 17363 if (performDexopt) { 17364 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17365 // Do not run PackageDexOptimizer through the local performDexOpt 17366 // method because `pkg` may not be in `mPackages` yet. 17367 // 17368 // Also, don't fail application installs if the dexopt step fails. 17369 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17370 REASON_INSTALL, 17371 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17372 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17373 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17374 null /* instructionSets */, 17375 getOrCreateCompilerPackageStats(pkg), 17376 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17377 dexoptOptions); 17378 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17379 } 17380 17381 // Notify BackgroundDexOptService that the package has been changed. 17382 // If this is an update of a package which used to fail to compile, 17383 // BackgroundDexOptService will remove it from its blacklist. 17384 // TODO: Layering violation 17385 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17386 17387 synchronized (mPackages) { 17388 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17389 if (ps != null) { 17390 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17391 ps.setUpdateAvailable(false /*updateAvailable*/); 17392 } 17393 17394 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17395 for (int i = 0; i < childCount; i++) { 17396 PackageParser.Package childPkg = pkg.childPackages.get(i); 17397 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17398 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17399 if (childPs != null) { 17400 childRes.newUsers = childPs.queryInstalledUsers( 17401 sUserManager.getUserIds(), true); 17402 } 17403 } 17404 17405 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17406 updateSequenceNumberLP(ps, res.newUsers); 17407 updateInstantAppInstallerLocked(pkgName); 17408 } 17409 } 17410 } 17411 17412 private void startIntentFilterVerifications(int userId, boolean replacing, 17413 PackageParser.Package pkg) { 17414 if (mIntentFilterVerifierComponent == null) { 17415 Slog.w(TAG, "No IntentFilter verification will not be done as " 17416 + "there is no IntentFilterVerifier available!"); 17417 return; 17418 } 17419 17420 final int verifierUid = getPackageUid( 17421 mIntentFilterVerifierComponent.getPackageName(), 17422 MATCH_DEBUG_TRIAGED_MISSING, 17423 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17424 17425 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17426 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17427 mHandler.sendMessage(msg); 17428 17429 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17430 for (int i = 0; i < childCount; i++) { 17431 PackageParser.Package childPkg = pkg.childPackages.get(i); 17432 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17433 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17434 mHandler.sendMessage(msg); 17435 } 17436 } 17437 17438 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17439 PackageParser.Package pkg) { 17440 int size = pkg.activities.size(); 17441 if (size == 0) { 17442 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17443 "No activity, so no need to verify any IntentFilter!"); 17444 return; 17445 } 17446 17447 final boolean hasDomainURLs = hasDomainURLs(pkg); 17448 if (!hasDomainURLs) { 17449 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17450 "No domain URLs, so no need to verify any IntentFilter!"); 17451 return; 17452 } 17453 17454 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17455 + " if any IntentFilter from the " + size 17456 + " Activities needs verification ..."); 17457 17458 int count = 0; 17459 final String packageName = pkg.packageName; 17460 17461 synchronized (mPackages) { 17462 // If this is a new install and we see that we've already run verification for this 17463 // package, we have nothing to do: it means the state was restored from backup. 17464 if (!replacing) { 17465 IntentFilterVerificationInfo ivi = 17466 mSettings.getIntentFilterVerificationLPr(packageName); 17467 if (ivi != null) { 17468 if (DEBUG_DOMAIN_VERIFICATION) { 17469 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17470 + ivi.getStatusString()); 17471 } 17472 return; 17473 } 17474 } 17475 17476 // If any filters need to be verified, then all need to be. 17477 boolean needToVerify = false; 17478 for (PackageParser.Activity a : pkg.activities) { 17479 for (ActivityIntentInfo filter : a.intents) { 17480 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17481 if (DEBUG_DOMAIN_VERIFICATION) { 17482 Slog.d(TAG, 17483 "Intent filter needs verification, so processing all filters"); 17484 } 17485 needToVerify = true; 17486 break; 17487 } 17488 } 17489 } 17490 17491 if (needToVerify) { 17492 final int verificationId = mIntentFilterVerificationToken++; 17493 for (PackageParser.Activity a : pkg.activities) { 17494 for (ActivityIntentInfo filter : a.intents) { 17495 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17496 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17497 "Verification needed for IntentFilter:" + filter.toString()); 17498 mIntentFilterVerifier.addOneIntentFilterVerification( 17499 verifierUid, userId, verificationId, filter, packageName); 17500 count++; 17501 } 17502 } 17503 } 17504 } 17505 } 17506 17507 if (count > 0) { 17508 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17509 + " IntentFilter verification" + (count > 1 ? "s" : "") 17510 + " for userId:" + userId); 17511 mIntentFilterVerifier.startVerifications(userId); 17512 } else { 17513 if (DEBUG_DOMAIN_VERIFICATION) { 17514 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17515 } 17516 } 17517 } 17518 17519 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17520 final ComponentName cn = filter.activity.getComponentName(); 17521 final String packageName = cn.getPackageName(); 17522 17523 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17524 packageName); 17525 if (ivi == null) { 17526 return true; 17527 } 17528 int status = ivi.getStatus(); 17529 switch (status) { 17530 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17531 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17532 return true; 17533 17534 default: 17535 // Nothing to do 17536 return false; 17537 } 17538 } 17539 17540 private static boolean isMultiArch(ApplicationInfo info) { 17541 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17542 } 17543 17544 private static boolean isExternal(PackageParser.Package pkg) { 17545 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17546 } 17547 17548 private static boolean isExternal(PackageSetting ps) { 17549 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17550 } 17551 17552 private static boolean isSystemApp(PackageParser.Package pkg) { 17553 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17554 } 17555 17556 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17557 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17558 } 17559 17560 private static boolean isOemApp(PackageParser.Package pkg) { 17561 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17562 } 17563 17564 private static boolean isVendorApp(PackageParser.Package pkg) { 17565 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17566 } 17567 17568 private static boolean isProductApp(PackageParser.Package pkg) { 17569 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17570 } 17571 17572 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17573 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17574 } 17575 17576 private static boolean isSystemApp(PackageSetting ps) { 17577 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17578 } 17579 17580 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17581 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17582 } 17583 17584 private int packageFlagsToInstallFlags(PackageSetting ps) { 17585 int installFlags = 0; 17586 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17587 // This existing package was an external ASEC install when we have 17588 // the external flag without a UUID 17589 installFlags |= PackageManager.INSTALL_EXTERNAL; 17590 } 17591 if (ps.isForwardLocked()) { 17592 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17593 } 17594 return installFlags; 17595 } 17596 17597 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17598 if (isExternal(pkg)) { 17599 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17600 return mSettings.getExternalVersion(); 17601 } else { 17602 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17603 } 17604 } else { 17605 return mSettings.getInternalVersion(); 17606 } 17607 } 17608 17609 private void deleteTempPackageFiles() { 17610 final FilenameFilter filter = new FilenameFilter() { 17611 public boolean accept(File dir, String name) { 17612 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17613 } 17614 }; 17615 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17616 file.delete(); 17617 } 17618 } 17619 17620 @Override 17621 public void deletePackageAsUser(String packageName, int versionCode, 17622 IPackageDeleteObserver observer, int userId, int flags) { 17623 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17624 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17625 } 17626 17627 @Override 17628 public void deletePackageVersioned(VersionedPackage versionedPackage, 17629 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17630 final int callingUid = Binder.getCallingUid(); 17631 mContext.enforceCallingOrSelfPermission( 17632 android.Manifest.permission.DELETE_PACKAGES, null); 17633 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17634 Preconditions.checkNotNull(versionedPackage); 17635 Preconditions.checkNotNull(observer); 17636 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17637 PackageManager.VERSION_CODE_HIGHEST, 17638 Long.MAX_VALUE, "versionCode must be >= -1"); 17639 17640 final String packageName = versionedPackage.getPackageName(); 17641 final long versionCode = versionedPackage.getLongVersionCode(); 17642 final String internalPackageName; 17643 synchronized (mPackages) { 17644 // Normalize package name to handle renamed packages and static libs 17645 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17646 } 17647 17648 final int uid = Binder.getCallingUid(); 17649 if (!isOrphaned(internalPackageName) 17650 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17651 try { 17652 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17653 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17654 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17655 observer.onUserActionRequired(intent); 17656 } catch (RemoteException re) { 17657 } 17658 return; 17659 } 17660 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17661 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17662 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17663 mContext.enforceCallingOrSelfPermission( 17664 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17665 "deletePackage for user " + userId); 17666 } 17667 17668 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17669 try { 17670 observer.onPackageDeleted(packageName, 17671 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17672 } catch (RemoteException re) { 17673 } 17674 return; 17675 } 17676 17677 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17678 try { 17679 observer.onPackageDeleted(packageName, 17680 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17681 } catch (RemoteException re) { 17682 } 17683 return; 17684 } 17685 17686 if (DEBUG_REMOVE) { 17687 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17688 + " deleteAllUsers: " + deleteAllUsers + " version=" 17689 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17690 ? "VERSION_CODE_HIGHEST" : versionCode)); 17691 } 17692 // Queue up an async operation since the package deletion may take a little while. 17693 mHandler.post(new Runnable() { 17694 public void run() { 17695 mHandler.removeCallbacks(this); 17696 int returnCode; 17697 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17698 boolean doDeletePackage = true; 17699 if (ps != null) { 17700 final boolean targetIsInstantApp = 17701 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17702 doDeletePackage = !targetIsInstantApp 17703 || canViewInstantApps; 17704 } 17705 if (doDeletePackage) { 17706 if (!deleteAllUsers) { 17707 returnCode = deletePackageX(internalPackageName, versionCode, 17708 userId, deleteFlags); 17709 } else { 17710 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17711 internalPackageName, users); 17712 // If nobody is blocking uninstall, proceed with delete for all users 17713 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17714 returnCode = deletePackageX(internalPackageName, versionCode, 17715 userId, deleteFlags); 17716 } else { 17717 // Otherwise uninstall individually for users with blockUninstalls=false 17718 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17719 for (int userId : users) { 17720 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17721 returnCode = deletePackageX(internalPackageName, versionCode, 17722 userId, userFlags); 17723 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17724 Slog.w(TAG, "Package delete failed for user " + userId 17725 + ", returnCode " + returnCode); 17726 } 17727 } 17728 } 17729 // The app has only been marked uninstalled for certain users. 17730 // We still need to report that delete was blocked 17731 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17732 } 17733 } 17734 } else { 17735 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17736 } 17737 try { 17738 observer.onPackageDeleted(packageName, returnCode, null); 17739 } catch (RemoteException e) { 17740 Log.i(TAG, "Observer no longer exists."); 17741 } //end catch 17742 } //end run 17743 }); 17744 } 17745 17746 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17747 if (pkg.staticSharedLibName != null) { 17748 return pkg.manifestPackageName; 17749 } 17750 return pkg.packageName; 17751 } 17752 17753 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17754 // Handle renamed packages 17755 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17756 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17757 17758 // Is this a static library? 17759 LongSparseArray<SharedLibraryEntry> versionedLib = 17760 mStaticLibsByDeclaringPackage.get(packageName); 17761 if (versionedLib == null || versionedLib.size() <= 0) { 17762 return packageName; 17763 } 17764 17765 // Figure out which lib versions the caller can see 17766 LongSparseLongArray versionsCallerCanSee = null; 17767 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17768 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17769 && callingAppId != Process.ROOT_UID) { 17770 versionsCallerCanSee = new LongSparseLongArray(); 17771 String libName = versionedLib.valueAt(0).info.getName(); 17772 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17773 if (uidPackages != null) { 17774 for (String uidPackage : uidPackages) { 17775 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17776 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17777 if (libIdx >= 0) { 17778 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17779 versionsCallerCanSee.append(libVersion, libVersion); 17780 } 17781 } 17782 } 17783 } 17784 17785 // Caller can see nothing - done 17786 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17787 return packageName; 17788 } 17789 17790 // Find the version the caller can see and the app version code 17791 SharedLibraryEntry highestVersion = null; 17792 final int versionCount = versionedLib.size(); 17793 for (int i = 0; i < versionCount; i++) { 17794 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17795 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17796 libEntry.info.getLongVersion()) < 0) { 17797 continue; 17798 } 17799 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17800 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17801 if (libVersionCode == versionCode) { 17802 return libEntry.apk; 17803 } 17804 } else if (highestVersion == null) { 17805 highestVersion = libEntry; 17806 } else if (libVersionCode > highestVersion.info 17807 .getDeclaringPackage().getLongVersionCode()) { 17808 highestVersion = libEntry; 17809 } 17810 } 17811 17812 if (highestVersion != null) { 17813 return highestVersion.apk; 17814 } 17815 17816 return packageName; 17817 } 17818 17819 boolean isCallerVerifier(int callingUid) { 17820 final int callingUserId = UserHandle.getUserId(callingUid); 17821 return mRequiredVerifierPackage != null && 17822 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17823 } 17824 17825 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17826 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17827 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17828 return true; 17829 } 17830 final int callingUserId = UserHandle.getUserId(callingUid); 17831 // If the caller installed the pkgName, then allow it to silently uninstall. 17832 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17833 return true; 17834 } 17835 17836 // Allow package verifier to silently uninstall. 17837 if (mRequiredVerifierPackage != null && 17838 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17839 return true; 17840 } 17841 17842 // Allow package uninstaller to silently uninstall. 17843 if (mRequiredUninstallerPackage != null && 17844 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17845 return true; 17846 } 17847 17848 // Allow storage manager to silently uninstall. 17849 if (mStorageManagerPackage != null && 17850 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17851 return true; 17852 } 17853 17854 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17855 // uninstall for device owner provisioning. 17856 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17857 == PERMISSION_GRANTED) { 17858 return true; 17859 } 17860 17861 return false; 17862 } 17863 17864 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17865 int[] result = EMPTY_INT_ARRAY; 17866 for (int userId : userIds) { 17867 if (getBlockUninstallForUser(packageName, userId)) { 17868 result = ArrayUtils.appendInt(result, userId); 17869 } 17870 } 17871 return result; 17872 } 17873 17874 @Override 17875 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17876 final int callingUid = Binder.getCallingUid(); 17877 if (getInstantAppPackageName(callingUid) != null 17878 && !isCallerSameApp(packageName, callingUid)) { 17879 return false; 17880 } 17881 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17882 } 17883 17884 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17885 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17886 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17887 try { 17888 if (dpm != null) { 17889 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17890 /* callingUserOnly =*/ false); 17891 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17892 : deviceOwnerComponentName.getPackageName(); 17893 // Does the package contains the device owner? 17894 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17895 // this check is probably not needed, since DO should be registered as a device 17896 // admin on some user too. (Original bug for this: b/17657954) 17897 if (packageName.equals(deviceOwnerPackageName)) { 17898 return true; 17899 } 17900 // Does it contain a device admin for any user? 17901 int[] users; 17902 if (userId == UserHandle.USER_ALL) { 17903 users = sUserManager.getUserIds(); 17904 } else { 17905 users = new int[]{userId}; 17906 } 17907 for (int i = 0; i < users.length; ++i) { 17908 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17909 return true; 17910 } 17911 } 17912 } 17913 } catch (RemoteException e) { 17914 } 17915 return false; 17916 } 17917 17918 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17919 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17920 } 17921 17922 /** 17923 * This method is an internal method that could be get invoked either 17924 * to delete an installed package or to clean up a failed installation. 17925 * After deleting an installed package, a broadcast is sent to notify any 17926 * listeners that the package has been removed. For cleaning up a failed 17927 * installation, the broadcast is not necessary since the package's 17928 * installation wouldn't have sent the initial broadcast either 17929 * The key steps in deleting a package are 17930 * deleting the package information in internal structures like mPackages, 17931 * deleting the packages base directories through installd 17932 * updating mSettings to reflect current status 17933 * persisting settings for later use 17934 * sending a broadcast if necessary 17935 */ 17936 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17937 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17938 final boolean res; 17939 17940 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17941 ? UserHandle.USER_ALL : userId; 17942 17943 if (isPackageDeviceAdmin(packageName, removeUser)) { 17944 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17945 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17946 } 17947 17948 PackageSetting uninstalledPs = null; 17949 PackageParser.Package pkg = null; 17950 17951 // for the uninstall-updates case and restricted profiles, remember the per- 17952 // user handle installed state 17953 int[] allUsers; 17954 synchronized (mPackages) { 17955 uninstalledPs = mSettings.mPackages.get(packageName); 17956 if (uninstalledPs == null) { 17957 Slog.w(TAG, "Not removing non-existent package " + packageName); 17958 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17959 } 17960 17961 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17962 && uninstalledPs.versionCode != versionCode) { 17963 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17964 + uninstalledPs.versionCode + " != " + versionCode); 17965 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17966 } 17967 17968 // Static shared libs can be declared by any package, so let us not 17969 // allow removing a package if it provides a lib others depend on. 17970 pkg = mPackages.get(packageName); 17971 17972 allUsers = sUserManager.getUserIds(); 17973 17974 if (pkg != null && pkg.staticSharedLibName != null) { 17975 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17976 pkg.staticSharedLibVersion); 17977 if (libEntry != null) { 17978 for (int currUserId : allUsers) { 17979 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17980 continue; 17981 } 17982 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17983 libEntry.info, 0, currUserId); 17984 if (!ArrayUtils.isEmpty(libClientPackages)) { 17985 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17986 + " hosting lib " + libEntry.info.getName() + " version " 17987 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17988 + " for user " + currUserId); 17989 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17990 } 17991 } 17992 } 17993 } 17994 17995 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17996 } 17997 17998 final int freezeUser; 17999 if (isUpdatedSystemApp(uninstalledPs) 18000 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 18001 // We're downgrading a system app, which will apply to all users, so 18002 // freeze them all during the downgrade 18003 freezeUser = UserHandle.USER_ALL; 18004 } else { 18005 freezeUser = removeUser; 18006 } 18007 18008 synchronized (mInstallLock) { 18009 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 18010 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 18011 deleteFlags, "deletePackageX")) { 18012 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 18013 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 18014 } 18015 synchronized (mPackages) { 18016 if (res) { 18017 if (pkg != null) { 18018 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 18019 } 18020 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 18021 updateInstantAppInstallerLocked(packageName); 18022 } 18023 } 18024 } 18025 18026 if (res) { 18027 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 18028 info.sendPackageRemovedBroadcasts(killApp); 18029 info.sendSystemPackageUpdatedBroadcasts(); 18030 info.sendSystemPackageAppearedBroadcasts(); 18031 } 18032 // Force a gc here. 18033 Runtime.getRuntime().gc(); 18034 // Delete the resources here after sending the broadcast to let 18035 // other processes clean up before deleting resources. 18036 if (info.args != null) { 18037 synchronized (mInstallLock) { 18038 info.args.doPostDeleteLI(true); 18039 } 18040 } 18041 18042 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18043 } 18044 18045 static class PackageRemovedInfo { 18046 final PackageSender packageSender; 18047 String removedPackage; 18048 String installerPackageName; 18049 int uid = -1; 18050 int removedAppId = -1; 18051 int[] origUsers; 18052 int[] removedUsers = null; 18053 int[] broadcastUsers = null; 18054 int[] instantUserIds = null; 18055 SparseArray<Integer> installReasons; 18056 boolean isRemovedPackageSystemUpdate = false; 18057 boolean isUpdate; 18058 boolean dataRemoved; 18059 boolean removedForAllUsers; 18060 boolean isStaticSharedLib; 18061 // Clean up resources deleted packages. 18062 InstallArgs args = null; 18063 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 18064 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 18065 18066 PackageRemovedInfo(PackageSender packageSender) { 18067 this.packageSender = packageSender; 18068 } 18069 18070 void sendPackageRemovedBroadcasts(boolean killApp) { 18071 sendPackageRemovedBroadcastInternal(killApp); 18072 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 18073 for (int i = 0; i < childCount; i++) { 18074 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18075 childInfo.sendPackageRemovedBroadcastInternal(killApp); 18076 } 18077 } 18078 18079 void sendSystemPackageUpdatedBroadcasts() { 18080 if (isRemovedPackageSystemUpdate) { 18081 sendSystemPackageUpdatedBroadcastsInternal(); 18082 final int childCount = (removedChildPackages != null) 18083 ? removedChildPackages.size() : 0; 18084 for (int i = 0; i < childCount; i++) { 18085 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18086 if (childInfo.isRemovedPackageSystemUpdate) { 18087 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18088 } 18089 } 18090 } 18091 } 18092 18093 void sendSystemPackageAppearedBroadcasts() { 18094 final int packageCount = (appearedChildPackages != null) 18095 ? appearedChildPackages.size() : 0; 18096 for (int i = 0; i < packageCount; i++) { 18097 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18098 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18099 true /*sendBootCompleted*/, false /*startReceiver*/, 18100 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 18101 } 18102 } 18103 18104 private void sendSystemPackageUpdatedBroadcastsInternal() { 18105 Bundle extras = new Bundle(2); 18106 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18107 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18108 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18109 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18110 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18111 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18112 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18113 null, null, 0, removedPackage, null, null, null); 18114 if (installerPackageName != null) { 18115 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18116 removedPackage, extras, 0 /*flags*/, 18117 installerPackageName, null, null, null); 18118 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18119 removedPackage, extras, 0 /*flags*/, 18120 installerPackageName, null, null, null); 18121 } 18122 } 18123 18124 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18125 // Don't send static shared library removal broadcasts as these 18126 // libs are visible only the the apps that depend on them an one 18127 // cannot remove the library if it has a dependency. 18128 if (isStaticSharedLib) { 18129 return; 18130 } 18131 Bundle extras = new Bundle(2); 18132 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18133 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18134 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18135 if (isUpdate || isRemovedPackageSystemUpdate) { 18136 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18137 } 18138 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18139 if (removedPackage != null) { 18140 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18141 removedPackage, extras, 0, null /*targetPackage*/, null, 18142 broadcastUsers, instantUserIds); 18143 if (installerPackageName != null) { 18144 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18145 removedPackage, extras, 0 /*flags*/, 18146 installerPackageName, null, broadcastUsers, instantUserIds); 18147 } 18148 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18149 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18150 removedPackage, extras, 18151 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18152 null, null, broadcastUsers, instantUserIds); 18153 packageSender.notifyPackageRemoved(removedPackage); 18154 } 18155 } 18156 if (removedAppId >= 0) { 18157 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18158 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18159 null, null, broadcastUsers, instantUserIds); 18160 } 18161 } 18162 18163 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18164 removedUsers = userIds; 18165 if (removedUsers == null) { 18166 broadcastUsers = null; 18167 return; 18168 } 18169 18170 broadcastUsers = EMPTY_INT_ARRAY; 18171 instantUserIds = EMPTY_INT_ARRAY; 18172 for (int i = userIds.length - 1; i >= 0; --i) { 18173 final int userId = userIds[i]; 18174 if (deletedPackageSetting.getInstantApp(userId)) { 18175 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18176 } else { 18177 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18178 } 18179 } 18180 } 18181 } 18182 18183 /* 18184 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18185 * flag is not set, the data directory is removed as well. 18186 * make sure this flag is set for partially installed apps. If not its meaningless to 18187 * delete a partially installed application. 18188 */ 18189 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18190 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18191 String packageName = ps.name; 18192 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18193 // Retrieve object to delete permissions for shared user later on 18194 final PackageParser.Package deletedPkg; 18195 final PackageSetting deletedPs; 18196 // reader 18197 synchronized (mPackages) { 18198 deletedPkg = mPackages.get(packageName); 18199 deletedPs = mSettings.mPackages.get(packageName); 18200 if (outInfo != null) { 18201 outInfo.removedPackage = packageName; 18202 outInfo.installerPackageName = ps.installerPackageName; 18203 outInfo.isStaticSharedLib = deletedPkg != null 18204 && deletedPkg.staticSharedLibName != null; 18205 outInfo.populateUsers(deletedPs == null ? null 18206 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18207 } 18208 } 18209 18210 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18211 18212 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18213 final PackageParser.Package resolvedPkg; 18214 if (deletedPkg != null) { 18215 resolvedPkg = deletedPkg; 18216 } else { 18217 // We don't have a parsed package when it lives on an ejected 18218 // adopted storage device, so fake something together 18219 resolvedPkg = new PackageParser.Package(ps.name); 18220 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18221 } 18222 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18223 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18224 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18225 if (outInfo != null) { 18226 outInfo.dataRemoved = true; 18227 } 18228 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18229 } 18230 18231 int removedAppId = -1; 18232 18233 // writer 18234 synchronized (mPackages) { 18235 boolean installedStateChanged = false; 18236 if (deletedPs != null) { 18237 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18238 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18239 clearDefaultBrowserIfNeeded(packageName); 18240 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18241 removedAppId = mSettings.removePackageLPw(packageName); 18242 if (outInfo != null) { 18243 outInfo.removedAppId = removedAppId; 18244 } 18245 mPermissionManager.updatePermissions( 18246 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18247 if (deletedPs.sharedUser != null) { 18248 // Remove permissions associated with package. Since runtime 18249 // permissions are per user we have to kill the removed package 18250 // or packages running under the shared user of the removed 18251 // package if revoking the permissions requested only by the removed 18252 // package is successful and this causes a change in gids. 18253 for (int userId : UserManagerService.getInstance().getUserIds()) { 18254 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18255 userId); 18256 if (userIdToKill == UserHandle.USER_ALL 18257 || userIdToKill >= UserHandle.USER_SYSTEM) { 18258 // If gids changed for this user, kill all affected packages. 18259 mHandler.post(new Runnable() { 18260 @Override 18261 public void run() { 18262 // This has to happen with no lock held. 18263 killApplication(deletedPs.name, deletedPs.appId, 18264 KILL_APP_REASON_GIDS_CHANGED); 18265 } 18266 }); 18267 break; 18268 } 18269 } 18270 } 18271 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18272 } 18273 // make sure to preserve per-user disabled state if this removal was just 18274 // a downgrade of a system app to the factory package 18275 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18276 if (DEBUG_REMOVE) { 18277 Slog.d(TAG, "Propagating install state across downgrade"); 18278 } 18279 for (int userId : allUserHandles) { 18280 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18281 if (DEBUG_REMOVE) { 18282 Slog.d(TAG, " user " + userId + " => " + installed); 18283 } 18284 if (installed != ps.getInstalled(userId)) { 18285 installedStateChanged = true; 18286 } 18287 ps.setInstalled(installed, userId); 18288 } 18289 } 18290 } 18291 // can downgrade to reader 18292 if (writeSettings) { 18293 // Save settings now 18294 mSettings.writeLPr(); 18295 } 18296 if (installedStateChanged) { 18297 mSettings.writeKernelMappingLPr(ps); 18298 } 18299 } 18300 if (removedAppId != -1) { 18301 // A user ID was deleted here. Go through all users and remove it 18302 // from KeyStore. 18303 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18304 } 18305 } 18306 18307 static boolean locationIsPrivileged(String path) { 18308 try { 18309 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18310 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18311 final File privilegedOdmAppDir = new File(Environment.getOdmDirectory(), "priv-app"); 18312 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18313 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18314 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18315 || path.startsWith(privilegedOdmAppDir.getCanonicalPath()) 18316 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18317 } catch (IOException e) { 18318 Slog.e(TAG, "Unable to access code path " + path); 18319 } 18320 return false; 18321 } 18322 18323 static boolean locationIsOem(String path) { 18324 try { 18325 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18326 } catch (IOException e) { 18327 Slog.e(TAG, "Unable to access code path " + path); 18328 } 18329 return false; 18330 } 18331 18332 static boolean locationIsVendor(String path) { 18333 try { 18334 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()) 18335 || path.startsWith(Environment.getOdmDirectory().getCanonicalPath()); 18336 } catch (IOException e) { 18337 Slog.e(TAG, "Unable to access code path " + path); 18338 } 18339 return false; 18340 } 18341 18342 static boolean locationIsProduct(String path) { 18343 try { 18344 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18345 } catch (IOException e) { 18346 Slog.e(TAG, "Unable to access code path " + path); 18347 } 18348 return false; 18349 } 18350 18351 /* 18352 * Tries to delete system package. 18353 */ 18354 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18355 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18356 boolean writeSettings) { 18357 if (deletedPs.parentPackageName != null) { 18358 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18359 return false; 18360 } 18361 18362 final boolean applyUserRestrictions 18363 = (allUserHandles != null) && (outInfo.origUsers != null); 18364 final PackageSetting disabledPs; 18365 // Confirm if the system package has been updated 18366 // An updated system app can be deleted. This will also have to restore 18367 // the system pkg from system partition 18368 // reader 18369 synchronized (mPackages) { 18370 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18371 } 18372 18373 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18374 + " disabledPs=" + disabledPs); 18375 18376 if (disabledPs == null) { 18377 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18378 return false; 18379 } else if (DEBUG_REMOVE) { 18380 Slog.d(TAG, "Deleting system pkg from data partition"); 18381 } 18382 18383 if (DEBUG_REMOVE) { 18384 if (applyUserRestrictions) { 18385 Slog.d(TAG, "Remembering install states:"); 18386 for (int userId : allUserHandles) { 18387 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18388 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18389 } 18390 } 18391 } 18392 18393 // Delete the updated package 18394 outInfo.isRemovedPackageSystemUpdate = true; 18395 if (outInfo.removedChildPackages != null) { 18396 final int childCount = (deletedPs.childPackageNames != null) 18397 ? deletedPs.childPackageNames.size() : 0; 18398 for (int i = 0; i < childCount; i++) { 18399 String childPackageName = deletedPs.childPackageNames.get(i); 18400 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18401 .contains(childPackageName)) { 18402 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18403 childPackageName); 18404 if (childInfo != null) { 18405 childInfo.isRemovedPackageSystemUpdate = true; 18406 } 18407 } 18408 } 18409 } 18410 18411 if (disabledPs.versionCode < deletedPs.versionCode) { 18412 // Delete data for downgrades 18413 flags &= ~PackageManager.DELETE_KEEP_DATA; 18414 } else { 18415 // Preserve data by setting flag 18416 flags |= PackageManager.DELETE_KEEP_DATA; 18417 } 18418 18419 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18420 outInfo, writeSettings, disabledPs.pkg); 18421 if (!ret) { 18422 return false; 18423 } 18424 18425 // writer 18426 synchronized (mPackages) { 18427 // NOTE: The system package always needs to be enabled; even if it's for 18428 // a compressed stub. If we don't, installing the system package fails 18429 // during scan [scanning checks the disabled packages]. We will reverse 18430 // this later, after we've "installed" the stub. 18431 // Reinstate the old system package 18432 enableSystemPackageLPw(disabledPs.pkg); 18433 // Remove any native libraries from the upgraded package. 18434 removeNativeBinariesLI(deletedPs); 18435 } 18436 18437 // Install the system package 18438 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18439 try { 18440 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18441 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18442 } catch (PackageManagerException e) { 18443 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18444 + e.getMessage()); 18445 return false; 18446 } finally { 18447 if (disabledPs.pkg.isStub) { 18448 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18449 } 18450 } 18451 return true; 18452 } 18453 18454 /** 18455 * Installs a package that's already on the system partition. 18456 */ 18457 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18458 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18459 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18460 throws PackageManagerException { 18461 @ParseFlags int parseFlags = 18462 mDefParseFlags 18463 | PackageParser.PARSE_MUST_BE_APK 18464 | PackageParser.PARSE_IS_SYSTEM_DIR; 18465 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18466 if (isPrivileged || locationIsPrivileged(codePathString)) { 18467 scanFlags |= SCAN_AS_PRIVILEGED; 18468 } 18469 if (locationIsOem(codePathString)) { 18470 scanFlags |= SCAN_AS_OEM; 18471 } 18472 if (locationIsVendor(codePathString)) { 18473 scanFlags |= SCAN_AS_VENDOR; 18474 } 18475 if (locationIsProduct(codePathString)) { 18476 scanFlags |= SCAN_AS_PRODUCT; 18477 } 18478 18479 final File codePath = new File(codePathString); 18480 final PackageParser.Package pkg = 18481 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18482 18483 try { 18484 // update shared libraries for the newly re-installed system package 18485 updateSharedLibrariesLPr(pkg, null); 18486 } catch (PackageManagerException e) { 18487 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18488 } 18489 18490 prepareAppDataAfterInstallLIF(pkg); 18491 18492 // writer 18493 synchronized (mPackages) { 18494 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18495 18496 // Propagate the permissions state as we do not want to drop on the floor 18497 // runtime permissions. The update permissions method below will take 18498 // care of removing obsolete permissions and grant install permissions. 18499 if (origPermissionState != null) { 18500 ps.getPermissionsState().copyFrom(origPermissionState); 18501 } 18502 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18503 mPermissionCallback); 18504 18505 final boolean applyUserRestrictions 18506 = (allUserHandles != null) && (origUserHandles != null); 18507 if (applyUserRestrictions) { 18508 boolean installedStateChanged = false; 18509 if (DEBUG_REMOVE) { 18510 Slog.d(TAG, "Propagating install state across reinstall"); 18511 } 18512 for (int userId : allUserHandles) { 18513 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18514 if (DEBUG_REMOVE) { 18515 Slog.d(TAG, " user " + userId + " => " + installed); 18516 } 18517 if (installed != ps.getInstalled(userId)) { 18518 installedStateChanged = true; 18519 } 18520 ps.setInstalled(installed, userId); 18521 18522 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18523 } 18524 // Regardless of writeSettings we need to ensure that this restriction 18525 // state propagation is persisted 18526 mSettings.writeAllUsersPackageRestrictionsLPr(); 18527 if (installedStateChanged) { 18528 mSettings.writeKernelMappingLPr(ps); 18529 } 18530 } 18531 // can downgrade to reader here 18532 if (writeSettings) { 18533 mSettings.writeLPr(); 18534 } 18535 } 18536 return pkg; 18537 } 18538 18539 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18540 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18541 PackageRemovedInfo outInfo, boolean writeSettings, 18542 PackageParser.Package replacingPackage) { 18543 synchronized (mPackages) { 18544 if (outInfo != null) { 18545 outInfo.uid = ps.appId; 18546 } 18547 18548 if (outInfo != null && outInfo.removedChildPackages != null) { 18549 final int childCount = (ps.childPackageNames != null) 18550 ? ps.childPackageNames.size() : 0; 18551 for (int i = 0; i < childCount; i++) { 18552 String childPackageName = ps.childPackageNames.get(i); 18553 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18554 if (childPs == null) { 18555 return false; 18556 } 18557 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18558 childPackageName); 18559 if (childInfo != null) { 18560 childInfo.uid = childPs.appId; 18561 } 18562 } 18563 } 18564 } 18565 18566 // Delete package data from internal structures and also remove data if flag is set 18567 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18568 18569 // Delete the child packages data 18570 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18571 for (int i = 0; i < childCount; i++) { 18572 PackageSetting childPs; 18573 synchronized (mPackages) { 18574 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18575 } 18576 if (childPs != null) { 18577 PackageRemovedInfo childOutInfo = (outInfo != null 18578 && outInfo.removedChildPackages != null) 18579 ? outInfo.removedChildPackages.get(childPs.name) : null; 18580 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18581 && (replacingPackage != null 18582 && !replacingPackage.hasChildPackage(childPs.name)) 18583 ? flags & ~DELETE_KEEP_DATA : flags; 18584 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18585 deleteFlags, writeSettings); 18586 } 18587 } 18588 18589 // Delete application code and resources only for parent packages 18590 if (ps.parentPackageName == null) { 18591 if (deleteCodeAndResources && (outInfo != null)) { 18592 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18593 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18594 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18595 } 18596 } 18597 18598 return true; 18599 } 18600 18601 @Override 18602 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18603 int userId) { 18604 mContext.enforceCallingOrSelfPermission( 18605 android.Manifest.permission.DELETE_PACKAGES, null); 18606 synchronized (mPackages) { 18607 // Cannot block uninstall of static shared libs as they are 18608 // considered a part of the using app (emulating static linking). 18609 // Also static libs are installed always on internal storage. 18610 PackageParser.Package pkg = mPackages.get(packageName); 18611 if (pkg != null && pkg.staticSharedLibName != null) { 18612 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18613 + " providing static shared library: " + pkg.staticSharedLibName); 18614 return false; 18615 } 18616 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18617 mSettings.writePackageRestrictionsLPr(userId); 18618 } 18619 return true; 18620 } 18621 18622 @Override 18623 public boolean getBlockUninstallForUser(String packageName, int userId) { 18624 synchronized (mPackages) { 18625 final PackageSetting ps = mSettings.mPackages.get(packageName); 18626 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18627 return false; 18628 } 18629 return mSettings.getBlockUninstallLPr(userId, packageName); 18630 } 18631 } 18632 18633 @Override 18634 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18635 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18636 synchronized (mPackages) { 18637 PackageSetting ps = mSettings.mPackages.get(packageName); 18638 if (ps == null) { 18639 Log.w(TAG, "Package doesn't exist: " + packageName); 18640 return false; 18641 } 18642 if (systemUserApp) { 18643 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18644 } else { 18645 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18646 } 18647 mSettings.writeLPr(); 18648 } 18649 return true; 18650 } 18651 18652 /* 18653 * This method handles package deletion in general 18654 */ 18655 private boolean deletePackageLIF(String packageName, UserHandle user, 18656 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18657 PackageRemovedInfo outInfo, boolean writeSettings, 18658 PackageParser.Package replacingPackage) { 18659 if (packageName == null) { 18660 Slog.w(TAG, "Attempt to delete null packageName."); 18661 return false; 18662 } 18663 18664 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18665 18666 PackageSetting ps; 18667 synchronized (mPackages) { 18668 ps = mSettings.mPackages.get(packageName); 18669 if (ps == null) { 18670 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18671 return false; 18672 } 18673 18674 if (ps.parentPackageName != null && (!isSystemApp(ps) 18675 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18676 if (DEBUG_REMOVE) { 18677 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18678 + ((user == null) ? UserHandle.USER_ALL : user)); 18679 } 18680 final int removedUserId = (user != null) ? user.getIdentifier() 18681 : UserHandle.USER_ALL; 18682 18683 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18684 return false; 18685 } 18686 markPackageUninstalledForUserLPw(ps, user); 18687 scheduleWritePackageRestrictionsLocked(user); 18688 return true; 18689 } 18690 } 18691 18692 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 18693 if (ps.getPermissionsState().hasPermission(Manifest.permission.SUSPEND_APPS, userId)) { 18694 onSuspendingPackageRemoved(packageName, userId); 18695 } 18696 18697 18698 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18699 && user.getIdentifier() != UserHandle.USER_ALL)) { 18700 // The caller is asking that the package only be deleted for a single 18701 // user. To do this, we just mark its uninstalled state and delete 18702 // its data. If this is a system app, we only allow this to happen if 18703 // they have set the special DELETE_SYSTEM_APP which requests different 18704 // semantics than normal for uninstalling system apps. 18705 markPackageUninstalledForUserLPw(ps, user); 18706 18707 if (!isSystemApp(ps)) { 18708 // Do not uninstall the APK if an app should be cached 18709 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18710 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18711 // Other user still have this package installed, so all 18712 // we need to do is clear this user's data and save that 18713 // it is uninstalled. 18714 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18715 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18716 return false; 18717 } 18718 scheduleWritePackageRestrictionsLocked(user); 18719 return true; 18720 } else { 18721 // We need to set it back to 'installed' so the uninstall 18722 // broadcasts will be sent correctly. 18723 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18724 ps.setInstalled(true, user.getIdentifier()); 18725 mSettings.writeKernelMappingLPr(ps); 18726 } 18727 } else { 18728 // This is a system app, so we assume that the 18729 // other users still have this package installed, so all 18730 // we need to do is clear this user's data and save that 18731 // it is uninstalled. 18732 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18733 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18734 return false; 18735 } 18736 scheduleWritePackageRestrictionsLocked(user); 18737 return true; 18738 } 18739 } 18740 18741 // If we are deleting a composite package for all users, keep track 18742 // of result for each child. 18743 if (ps.childPackageNames != null && outInfo != null) { 18744 synchronized (mPackages) { 18745 final int childCount = ps.childPackageNames.size(); 18746 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18747 for (int i = 0; i < childCount; i++) { 18748 String childPackageName = ps.childPackageNames.get(i); 18749 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18750 childInfo.removedPackage = childPackageName; 18751 childInfo.installerPackageName = ps.installerPackageName; 18752 outInfo.removedChildPackages.put(childPackageName, childInfo); 18753 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18754 if (childPs != null) { 18755 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18756 } 18757 } 18758 } 18759 } 18760 18761 boolean ret = false; 18762 if (isSystemApp(ps)) { 18763 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18764 // When an updated system application is deleted we delete the existing resources 18765 // as well and fall back to existing code in system partition 18766 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18767 } else { 18768 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18769 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18770 outInfo, writeSettings, replacingPackage); 18771 } 18772 18773 // Take a note whether we deleted the package for all users 18774 if (outInfo != null) { 18775 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18776 if (outInfo.removedChildPackages != null) { 18777 synchronized (mPackages) { 18778 final int childCount = outInfo.removedChildPackages.size(); 18779 for (int i = 0; i < childCount; i++) { 18780 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18781 if (childInfo != null) { 18782 childInfo.removedForAllUsers = mPackages.get( 18783 childInfo.removedPackage) == null; 18784 } 18785 } 18786 } 18787 } 18788 // If we uninstalled an update to a system app there may be some 18789 // child packages that appeared as they are declared in the system 18790 // app but were not declared in the update. 18791 if (isSystemApp(ps)) { 18792 synchronized (mPackages) { 18793 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18794 final int childCount = (updatedPs.childPackageNames != null) 18795 ? updatedPs.childPackageNames.size() : 0; 18796 for (int i = 0; i < childCount; i++) { 18797 String childPackageName = updatedPs.childPackageNames.get(i); 18798 if (outInfo.removedChildPackages == null 18799 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18800 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18801 if (childPs == null) { 18802 continue; 18803 } 18804 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18805 installRes.name = childPackageName; 18806 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18807 installRes.pkg = mPackages.get(childPackageName); 18808 installRes.uid = childPs.pkg.applicationInfo.uid; 18809 if (outInfo.appearedChildPackages == null) { 18810 outInfo.appearedChildPackages = new ArrayMap<>(); 18811 } 18812 outInfo.appearedChildPackages.put(childPackageName, installRes); 18813 } 18814 } 18815 } 18816 } 18817 } 18818 18819 return ret; 18820 } 18821 18822 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18823 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18824 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18825 for (int nextUserId : userIds) { 18826 if (DEBUG_REMOVE) { 18827 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18828 } 18829 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18830 false /*installed*/, 18831 true /*stopped*/, 18832 true /*notLaunched*/, 18833 false /*hidden*/, 18834 false /*suspended*/, 18835 null, /*suspendingPackage*/ 18836 null, /*suspendedAppExtras*/ 18837 null, /*suspendedLauncherExtras*/ 18838 false /*instantApp*/, 18839 false /*virtualPreload*/, 18840 null /*lastDisableAppCaller*/, 18841 null /*enabledComponents*/, 18842 null /*disabledComponents*/, 18843 ps.readUserState(nextUserId).domainVerificationStatus, 18844 0, PackageManager.INSTALL_REASON_UNKNOWN, 18845 null /*harmfulAppWarning*/); 18846 } 18847 mSettings.writeKernelMappingLPr(ps); 18848 } 18849 18850 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18851 PackageRemovedInfo outInfo) { 18852 final PackageParser.Package pkg; 18853 synchronized (mPackages) { 18854 pkg = mPackages.get(ps.name); 18855 } 18856 18857 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18858 : new int[] {userId}; 18859 for (int nextUserId : userIds) { 18860 if (DEBUG_REMOVE) { 18861 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18862 + nextUserId); 18863 } 18864 18865 destroyAppDataLIF(pkg, userId, 18866 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18867 destroyAppProfilesLIF(pkg, userId); 18868 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18869 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18870 schedulePackageCleaning(ps.name, nextUserId, false); 18871 synchronized (mPackages) { 18872 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18873 scheduleWritePackageRestrictionsLocked(nextUserId); 18874 } 18875 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18876 } 18877 } 18878 18879 if (outInfo != null) { 18880 outInfo.removedPackage = ps.name; 18881 outInfo.installerPackageName = ps.installerPackageName; 18882 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18883 outInfo.removedAppId = ps.appId; 18884 outInfo.removedUsers = userIds; 18885 outInfo.broadcastUsers = userIds; 18886 } 18887 18888 return true; 18889 } 18890 18891 private static final class ClearStorageConnection implements ServiceConnection { 18892 IMediaContainerService mContainerService; 18893 18894 @Override 18895 public void onServiceConnected(ComponentName name, IBinder service) { 18896 synchronized (this) { 18897 mContainerService = IMediaContainerService.Stub 18898 .asInterface(Binder.allowBlocking(service)); 18899 notifyAll(); 18900 } 18901 } 18902 18903 @Override 18904 public void onServiceDisconnected(ComponentName name) { 18905 } 18906 } 18907 18908 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18909 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18910 18911 final boolean mounted; 18912 if (Environment.isExternalStorageEmulated()) { 18913 mounted = true; 18914 } else { 18915 final String status = Environment.getExternalStorageState(); 18916 18917 mounted = status.equals(Environment.MEDIA_MOUNTED) 18918 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18919 } 18920 18921 if (!mounted) { 18922 return; 18923 } 18924 18925 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18926 int[] users; 18927 if (userId == UserHandle.USER_ALL) { 18928 users = sUserManager.getUserIds(); 18929 } else { 18930 users = new int[] { userId }; 18931 } 18932 final ClearStorageConnection conn = new ClearStorageConnection(); 18933 if (mContext.bindServiceAsUser( 18934 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18935 try { 18936 for (int curUser : users) { 18937 long timeout = SystemClock.uptimeMillis() + 5000; 18938 synchronized (conn) { 18939 long now; 18940 while (conn.mContainerService == null && 18941 (now = SystemClock.uptimeMillis()) < timeout) { 18942 try { 18943 conn.wait(timeout - now); 18944 } catch (InterruptedException e) { 18945 } 18946 } 18947 } 18948 if (conn.mContainerService == null) { 18949 return; 18950 } 18951 18952 final UserEnvironment userEnv = new UserEnvironment(curUser); 18953 clearDirectory(conn.mContainerService, 18954 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18955 if (allData) { 18956 clearDirectory(conn.mContainerService, 18957 userEnv.buildExternalStorageAppDataDirs(packageName)); 18958 clearDirectory(conn.mContainerService, 18959 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18960 } 18961 } 18962 } finally { 18963 mContext.unbindService(conn); 18964 } 18965 } 18966 } 18967 18968 @Override 18969 public void clearApplicationProfileData(String packageName) { 18970 enforceSystemOrRoot("Only the system can clear all profile data"); 18971 18972 final PackageParser.Package pkg; 18973 synchronized (mPackages) { 18974 pkg = mPackages.get(packageName); 18975 } 18976 18977 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18978 synchronized (mInstallLock) { 18979 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18980 } 18981 } 18982 } 18983 18984 @Override 18985 public void clearApplicationUserData(final String packageName, 18986 final IPackageDataObserver observer, final int userId) { 18987 mContext.enforceCallingOrSelfPermission( 18988 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18989 18990 final int callingUid = Binder.getCallingUid(); 18991 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18992 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18993 18994 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18995 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18996 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18997 throw new SecurityException("Cannot clear data for a protected package: " 18998 + packageName); 18999 } 19000 // Queue up an async operation since the package deletion may take a little while. 19001 mHandler.post(new Runnable() { 19002 public void run() { 19003 mHandler.removeCallbacks(this); 19004 final boolean succeeded; 19005 if (!filterApp) { 19006 try (PackageFreezer freezer = freezePackage(packageName, 19007 "clearApplicationUserData")) { 19008 synchronized (mInstallLock) { 19009 succeeded = clearApplicationUserDataLIF(packageName, userId); 19010 } 19011 clearExternalStorageDataSync(packageName, userId, true); 19012 synchronized (mPackages) { 19013 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 19014 packageName, userId); 19015 } 19016 } 19017 if (succeeded) { 19018 // invoke DeviceStorageMonitor's update method to clear any notifications 19019 DeviceStorageMonitorInternal dsm = LocalServices 19020 .getService(DeviceStorageMonitorInternal.class); 19021 if (dsm != null) { 19022 dsm.checkMemory(); 19023 } 19024 } 19025 } else { 19026 succeeded = false; 19027 } 19028 if (observer != null) { 19029 try { 19030 observer.onRemoveCompleted(packageName, succeeded); 19031 } catch (RemoteException e) { 19032 Log.i(TAG, "Observer no longer exists."); 19033 } 19034 } //end if observer 19035 } //end run 19036 }); 19037 } 19038 19039 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 19040 if (packageName == null) { 19041 Slog.w(TAG, "Attempt to delete null packageName."); 19042 return false; 19043 } 19044 19045 // Try finding details about the requested package 19046 PackageParser.Package pkg; 19047 synchronized (mPackages) { 19048 pkg = mPackages.get(packageName); 19049 if (pkg == null) { 19050 final PackageSetting ps = mSettings.mPackages.get(packageName); 19051 if (ps != null) { 19052 pkg = ps.pkg; 19053 } 19054 } 19055 19056 if (pkg == null) { 19057 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 19058 return false; 19059 } 19060 19061 PackageSetting ps = (PackageSetting) pkg.mExtras; 19062 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19063 } 19064 19065 clearAppDataLIF(pkg, userId, 19066 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19067 19068 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 19069 removeKeystoreDataIfNeeded(userId, appId); 19070 19071 UserManagerInternal umInternal = getUserManagerInternal(); 19072 final int flags; 19073 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 19074 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19075 } else if (umInternal.isUserRunning(userId)) { 19076 flags = StorageManager.FLAG_STORAGE_DE; 19077 } else { 19078 flags = 0; 19079 } 19080 prepareAppDataContentsLIF(pkg, userId, flags); 19081 19082 return true; 19083 } 19084 19085 /** 19086 * Reverts user permission state changes (permissions and flags) in 19087 * all packages for a given user. 19088 * 19089 * @param userId The device user for which to do a reset. 19090 */ 19091 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 19092 final int packageCount = mPackages.size(); 19093 for (int i = 0; i < packageCount; i++) { 19094 PackageParser.Package pkg = mPackages.valueAt(i); 19095 PackageSetting ps = (PackageSetting) pkg.mExtras; 19096 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19097 } 19098 } 19099 19100 private void resetNetworkPolicies(int userId) { 19101 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19102 } 19103 19104 /** 19105 * Reverts user permission state changes (permissions and flags). 19106 * 19107 * @param ps The package for which to reset. 19108 * @param userId The device user for which to do a reset. 19109 */ 19110 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19111 final PackageSetting ps, final int userId) { 19112 if (ps.pkg == null) { 19113 return; 19114 } 19115 19116 // These are flags that can change base on user actions. 19117 final int userSettableMask = FLAG_PERMISSION_USER_SET 19118 | FLAG_PERMISSION_USER_FIXED 19119 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19120 | FLAG_PERMISSION_REVIEW_REQUIRED; 19121 19122 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19123 | FLAG_PERMISSION_POLICY_FIXED; 19124 19125 boolean writeInstallPermissions = false; 19126 boolean writeRuntimePermissions = false; 19127 19128 final int permissionCount = ps.pkg.requestedPermissions.size(); 19129 for (int i = 0; i < permissionCount; i++) { 19130 final String permName = ps.pkg.requestedPermissions.get(i); 19131 final BasePermission bp = 19132 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19133 if (bp == null) { 19134 continue; 19135 } 19136 19137 // If shared user we just reset the state to which only this app contributed. 19138 if (ps.sharedUser != null) { 19139 boolean used = false; 19140 final int packageCount = ps.sharedUser.packages.size(); 19141 for (int j = 0; j < packageCount; j++) { 19142 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19143 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19144 && pkg.pkg.requestedPermissions.contains(permName)) { 19145 used = true; 19146 break; 19147 } 19148 } 19149 if (used) { 19150 continue; 19151 } 19152 } 19153 19154 final PermissionsState permissionsState = ps.getPermissionsState(); 19155 19156 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19157 19158 // Always clear the user settable flags. 19159 final boolean hasInstallState = 19160 permissionsState.getInstallPermissionState(permName) != null; 19161 // If permission review is enabled and this is a legacy app, mark the 19162 // permission as requiring a review as this is the initial state. 19163 int flags = 0; 19164 if (mSettings.mPermissions.mPermissionReviewRequired 19165 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19166 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19167 } 19168 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19169 if (hasInstallState) { 19170 writeInstallPermissions = true; 19171 } else { 19172 writeRuntimePermissions = true; 19173 } 19174 } 19175 19176 // Below is only runtime permission handling. 19177 if (!bp.isRuntime()) { 19178 continue; 19179 } 19180 19181 // Never clobber system or policy. 19182 if ((oldFlags & policyOrSystemFlags) != 0) { 19183 continue; 19184 } 19185 19186 // If this permission was granted by default, make sure it is. 19187 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19188 if (permissionsState.grantRuntimePermission(bp, userId) 19189 != PERMISSION_OPERATION_FAILURE) { 19190 writeRuntimePermissions = true; 19191 } 19192 // If permission review is enabled the permissions for a legacy apps 19193 // are represented as constantly granted runtime ones, so don't revoke. 19194 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19195 // Otherwise, reset the permission. 19196 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19197 switch (revokeResult) { 19198 case PERMISSION_OPERATION_SUCCESS: 19199 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19200 writeRuntimePermissions = true; 19201 final int appId = ps.appId; 19202 mHandler.post(new Runnable() { 19203 @Override 19204 public void run() { 19205 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19206 } 19207 }); 19208 } break; 19209 } 19210 } 19211 } 19212 19213 // Synchronously write as we are taking permissions away. 19214 if (writeRuntimePermissions) { 19215 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19216 } 19217 19218 // Synchronously write as we are taking permissions away. 19219 if (writeInstallPermissions) { 19220 mSettings.writeLPr(); 19221 } 19222 } 19223 19224 /** 19225 * Remove entries from the keystore daemon. Will only remove it if the 19226 * {@code appId} is valid. 19227 */ 19228 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19229 if (appId < 0) { 19230 return; 19231 } 19232 19233 final KeyStore keyStore = KeyStore.getInstance(); 19234 if (keyStore != null) { 19235 if (userId == UserHandle.USER_ALL) { 19236 for (final int individual : sUserManager.getUserIds()) { 19237 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19238 } 19239 } else { 19240 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19241 } 19242 } else { 19243 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19244 } 19245 } 19246 19247 @Override 19248 public void deleteApplicationCacheFiles(final String packageName, 19249 final IPackageDataObserver observer) { 19250 final int userId = UserHandle.getCallingUserId(); 19251 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19252 } 19253 19254 @Override 19255 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19256 final IPackageDataObserver observer) { 19257 final int callingUid = Binder.getCallingUid(); 19258 if (mContext.checkCallingOrSelfPermission( 19259 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES) 19260 != PackageManager.PERMISSION_GRANTED) { 19261 // If the caller has the old delete cache permission, silently ignore. Else throw. 19262 if (mContext.checkCallingOrSelfPermission( 19263 android.Manifest.permission.DELETE_CACHE_FILES) 19264 == PackageManager.PERMISSION_GRANTED) { 19265 Slog.w(TAG, "Calling uid " + callingUid + " does not have " + 19266 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES + 19267 ", silently ignoring"); 19268 return; 19269 } 19270 mContext.enforceCallingOrSelfPermission( 19271 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES, null); 19272 } 19273 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19274 /* requireFullPermission= */ true, /* checkShell= */ false, 19275 "delete application cache files"); 19276 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19277 android.Manifest.permission.ACCESS_INSTANT_APPS); 19278 19279 final PackageParser.Package pkg; 19280 synchronized (mPackages) { 19281 pkg = mPackages.get(packageName); 19282 } 19283 19284 // Queue up an async operation since the package deletion may take a little while. 19285 mHandler.post(new Runnable() { 19286 public void run() { 19287 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19288 boolean doClearData = true; 19289 if (ps != null) { 19290 final boolean targetIsInstantApp = 19291 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19292 doClearData = !targetIsInstantApp 19293 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19294 } 19295 if (doClearData) { 19296 synchronized (mInstallLock) { 19297 final int flags = StorageManager.FLAG_STORAGE_DE 19298 | StorageManager.FLAG_STORAGE_CE; 19299 // We're only clearing cache files, so we don't care if the 19300 // app is unfrozen and still able to run 19301 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19302 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19303 } 19304 clearExternalStorageDataSync(packageName, userId, false); 19305 } 19306 if (observer != null) { 19307 try { 19308 observer.onRemoveCompleted(packageName, true); 19309 } catch (RemoteException e) { 19310 Log.i(TAG, "Observer no longer exists."); 19311 } 19312 } 19313 } 19314 }); 19315 } 19316 19317 @Override 19318 public void getPackageSizeInfo(final String packageName, int userHandle, 19319 final IPackageStatsObserver observer) { 19320 throw new UnsupportedOperationException( 19321 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19322 } 19323 19324 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19325 final PackageSetting ps; 19326 synchronized (mPackages) { 19327 ps = mSettings.mPackages.get(packageName); 19328 if (ps == null) { 19329 Slog.w(TAG, "Failed to find settings for " + packageName); 19330 return false; 19331 } 19332 } 19333 19334 final String[] packageNames = { packageName }; 19335 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19336 final String[] codePaths = { ps.codePathString }; 19337 19338 try { 19339 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19340 ps.appId, ceDataInodes, codePaths, stats); 19341 19342 // For now, ignore code size of packages on system partition 19343 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19344 stats.codeSize = 0; 19345 } 19346 19347 // External clients expect these to be tracked separately 19348 stats.dataSize -= stats.cacheSize; 19349 19350 } catch (InstallerException e) { 19351 Slog.w(TAG, String.valueOf(e)); 19352 return false; 19353 } 19354 19355 return true; 19356 } 19357 19358 private int getUidTargetSdkVersionLockedLPr(int uid) { 19359 Object obj = mSettings.getUserIdLPr(uid); 19360 if (obj instanceof SharedUserSetting) { 19361 final SharedUserSetting sus = (SharedUserSetting) obj; 19362 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19363 final Iterator<PackageSetting> it = sus.packages.iterator(); 19364 while (it.hasNext()) { 19365 final PackageSetting ps = it.next(); 19366 if (ps.pkg != null) { 19367 int v = ps.pkg.applicationInfo.targetSdkVersion; 19368 if (v < vers) vers = v; 19369 } 19370 } 19371 return vers; 19372 } else if (obj instanceof PackageSetting) { 19373 final PackageSetting ps = (PackageSetting) obj; 19374 if (ps.pkg != null) { 19375 return ps.pkg.applicationInfo.targetSdkVersion; 19376 } 19377 } 19378 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19379 } 19380 19381 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19382 final PackageParser.Package p = mPackages.get(packageName); 19383 if (p != null) { 19384 return p.applicationInfo.targetSdkVersion; 19385 } 19386 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19387 } 19388 19389 @Override 19390 public void addPreferredActivity(IntentFilter filter, int match, 19391 ComponentName[] set, ComponentName activity, int userId) { 19392 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19393 "Adding preferred"); 19394 } 19395 19396 private void addPreferredActivityInternal(IntentFilter filter, int match, 19397 ComponentName[] set, ComponentName activity, boolean always, int userId, 19398 String opname) { 19399 // writer 19400 int callingUid = Binder.getCallingUid(); 19401 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19402 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19403 if (filter.countActions() == 0) { 19404 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19405 return; 19406 } 19407 synchronized (mPackages) { 19408 if (mContext.checkCallingOrSelfPermission( 19409 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19410 != PackageManager.PERMISSION_GRANTED) { 19411 if (getUidTargetSdkVersionLockedLPr(callingUid) 19412 < Build.VERSION_CODES.FROYO) { 19413 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19414 + callingUid); 19415 return; 19416 } 19417 mContext.enforceCallingOrSelfPermission( 19418 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19419 } 19420 19421 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19422 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19423 + userId + ":"); 19424 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19425 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19426 scheduleWritePackageRestrictionsLocked(userId); 19427 postPreferredActivityChangedBroadcast(userId); 19428 } 19429 } 19430 19431 private void postPreferredActivityChangedBroadcast(int userId) { 19432 mHandler.post(() -> { 19433 final IActivityManager am = ActivityManager.getService(); 19434 if (am == null) { 19435 return; 19436 } 19437 19438 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19439 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19440 try { 19441 am.broadcastIntent(null, intent, null, null, 19442 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19443 null, false, false, userId); 19444 } catch (RemoteException e) { 19445 } 19446 }); 19447 } 19448 19449 @Override 19450 public void replacePreferredActivity(IntentFilter filter, int match, 19451 ComponentName[] set, ComponentName activity, int userId) { 19452 if (filter.countActions() != 1) { 19453 throw new IllegalArgumentException( 19454 "replacePreferredActivity expects filter to have only 1 action."); 19455 } 19456 if (filter.countDataAuthorities() != 0 19457 || filter.countDataPaths() != 0 19458 || filter.countDataSchemes() > 1 19459 || filter.countDataTypes() != 0) { 19460 throw new IllegalArgumentException( 19461 "replacePreferredActivity expects filter to have no data authorities, " + 19462 "paths, or types; and at most one scheme."); 19463 } 19464 19465 final int callingUid = Binder.getCallingUid(); 19466 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19467 true /* requireFullPermission */, false /* checkShell */, 19468 "replace preferred activity"); 19469 synchronized (mPackages) { 19470 if (mContext.checkCallingOrSelfPermission( 19471 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19472 != PackageManager.PERMISSION_GRANTED) { 19473 if (getUidTargetSdkVersionLockedLPr(callingUid) 19474 < Build.VERSION_CODES.FROYO) { 19475 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19476 + Binder.getCallingUid()); 19477 return; 19478 } 19479 mContext.enforceCallingOrSelfPermission( 19480 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19481 } 19482 19483 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19484 if (pir != null) { 19485 // Get all of the existing entries that exactly match this filter. 19486 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19487 if (existing != null && existing.size() == 1) { 19488 PreferredActivity cur = existing.get(0); 19489 if (DEBUG_PREFERRED) { 19490 Slog.i(TAG, "Checking replace of preferred:"); 19491 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19492 if (!cur.mPref.mAlways) { 19493 Slog.i(TAG, " -- CUR; not mAlways!"); 19494 } else { 19495 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19496 Slog.i(TAG, " -- CUR: mSet=" 19497 + Arrays.toString(cur.mPref.mSetComponents)); 19498 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19499 Slog.i(TAG, " -- NEW: mMatch=" 19500 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19501 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19502 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19503 } 19504 } 19505 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19506 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19507 && cur.mPref.sameSet(set)) { 19508 // Setting the preferred activity to what it happens to be already 19509 if (DEBUG_PREFERRED) { 19510 Slog.i(TAG, "Replacing with same preferred activity " 19511 + cur.mPref.mShortComponent + " for user " 19512 + userId + ":"); 19513 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19514 } 19515 return; 19516 } 19517 } 19518 19519 if (existing != null) { 19520 if (DEBUG_PREFERRED) { 19521 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19522 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19523 } 19524 for (int i = 0; i < existing.size(); i++) { 19525 PreferredActivity pa = existing.get(i); 19526 if (DEBUG_PREFERRED) { 19527 Slog.i(TAG, "Removing existing preferred activity " 19528 + pa.mPref.mComponent + ":"); 19529 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19530 } 19531 pir.removeFilter(pa); 19532 } 19533 } 19534 } 19535 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19536 "Replacing preferred"); 19537 } 19538 } 19539 19540 @Override 19541 public void clearPackagePreferredActivities(String packageName) { 19542 final int callingUid = Binder.getCallingUid(); 19543 if (getInstantAppPackageName(callingUid) != null) { 19544 return; 19545 } 19546 // writer 19547 synchronized (mPackages) { 19548 PackageParser.Package pkg = mPackages.get(packageName); 19549 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19550 if (mContext.checkCallingOrSelfPermission( 19551 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19552 != PackageManager.PERMISSION_GRANTED) { 19553 if (getUidTargetSdkVersionLockedLPr(callingUid) 19554 < Build.VERSION_CODES.FROYO) { 19555 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19556 + callingUid); 19557 return; 19558 } 19559 mContext.enforceCallingOrSelfPermission( 19560 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19561 } 19562 } 19563 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19564 if (ps != null 19565 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19566 return; 19567 } 19568 int user = UserHandle.getCallingUserId(); 19569 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19570 scheduleWritePackageRestrictionsLocked(user); 19571 } 19572 } 19573 } 19574 19575 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19576 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19577 ArrayList<PreferredActivity> removed = null; 19578 boolean changed = false; 19579 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19580 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19581 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19582 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19583 continue; 19584 } 19585 Iterator<PreferredActivity> it = pir.filterIterator(); 19586 while (it.hasNext()) { 19587 PreferredActivity pa = it.next(); 19588 // Mark entry for removal only if it matches the package name 19589 // and the entry is of type "always". 19590 if (packageName == null || 19591 (pa.mPref.mComponent.getPackageName().equals(packageName) 19592 && pa.mPref.mAlways)) { 19593 if (removed == null) { 19594 removed = new ArrayList<PreferredActivity>(); 19595 } 19596 removed.add(pa); 19597 } 19598 } 19599 if (removed != null) { 19600 for (int j=0; j<removed.size(); j++) { 19601 PreferredActivity pa = removed.get(j); 19602 pir.removeFilter(pa); 19603 } 19604 changed = true; 19605 } 19606 } 19607 if (changed) { 19608 postPreferredActivityChangedBroadcast(userId); 19609 } 19610 return changed; 19611 } 19612 19613 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19614 private void clearIntentFilterVerificationsLPw(int userId) { 19615 final int packageCount = mPackages.size(); 19616 for (int i = 0; i < packageCount; i++) { 19617 PackageParser.Package pkg = mPackages.valueAt(i); 19618 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19619 } 19620 } 19621 19622 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19623 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19624 if (userId == UserHandle.USER_ALL) { 19625 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19626 sUserManager.getUserIds())) { 19627 for (int oneUserId : sUserManager.getUserIds()) { 19628 scheduleWritePackageRestrictionsLocked(oneUserId); 19629 } 19630 } 19631 } else { 19632 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19633 scheduleWritePackageRestrictionsLocked(userId); 19634 } 19635 } 19636 } 19637 19638 /** Clears state for all users, and touches intent filter verification policy */ 19639 void clearDefaultBrowserIfNeeded(String packageName) { 19640 for (int oneUserId : sUserManager.getUserIds()) { 19641 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19642 } 19643 } 19644 19645 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19646 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19647 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19648 if (packageName.equals(defaultBrowserPackageName)) { 19649 setDefaultBrowserPackageName(null, userId); 19650 } 19651 } 19652 } 19653 19654 @Override 19655 public void resetApplicationPreferences(int userId) { 19656 mContext.enforceCallingOrSelfPermission( 19657 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19658 final long identity = Binder.clearCallingIdentity(); 19659 // writer 19660 try { 19661 synchronized (mPackages) { 19662 clearPackagePreferredActivitiesLPw(null, userId); 19663 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19664 // TODO: We have to reset the default SMS and Phone. This requires 19665 // significant refactoring to keep all default apps in the package 19666 // manager (cleaner but more work) or have the services provide 19667 // callbacks to the package manager to request a default app reset. 19668 applyFactoryDefaultBrowserLPw(userId); 19669 clearIntentFilterVerificationsLPw(userId); 19670 primeDomainVerificationsLPw(userId); 19671 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19672 scheduleWritePackageRestrictionsLocked(userId); 19673 } 19674 resetNetworkPolicies(userId); 19675 } finally { 19676 Binder.restoreCallingIdentity(identity); 19677 } 19678 } 19679 19680 @Override 19681 public int getPreferredActivities(List<IntentFilter> outFilters, 19682 List<ComponentName> outActivities, String packageName) { 19683 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19684 return 0; 19685 } 19686 int num = 0; 19687 final int userId = UserHandle.getCallingUserId(); 19688 // reader 19689 synchronized (mPackages) { 19690 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19691 if (pir != null) { 19692 final Iterator<PreferredActivity> it = pir.filterIterator(); 19693 while (it.hasNext()) { 19694 final PreferredActivity pa = it.next(); 19695 if (packageName == null 19696 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19697 && pa.mPref.mAlways)) { 19698 if (outFilters != null) { 19699 outFilters.add(new IntentFilter(pa)); 19700 } 19701 if (outActivities != null) { 19702 outActivities.add(pa.mPref.mComponent); 19703 } 19704 } 19705 } 19706 } 19707 } 19708 19709 return num; 19710 } 19711 19712 @Override 19713 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19714 int userId) { 19715 int callingUid = Binder.getCallingUid(); 19716 if (callingUid != Process.SYSTEM_UID) { 19717 throw new SecurityException( 19718 "addPersistentPreferredActivity can only be run by the system"); 19719 } 19720 if (filter.countActions() == 0) { 19721 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19722 return; 19723 } 19724 synchronized (mPackages) { 19725 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19726 ":"); 19727 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19728 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19729 new PersistentPreferredActivity(filter, activity)); 19730 scheduleWritePackageRestrictionsLocked(userId); 19731 postPreferredActivityChangedBroadcast(userId); 19732 } 19733 } 19734 19735 @Override 19736 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19737 int callingUid = Binder.getCallingUid(); 19738 if (callingUid != Process.SYSTEM_UID) { 19739 throw new SecurityException( 19740 "clearPackagePersistentPreferredActivities can only be run by the system"); 19741 } 19742 ArrayList<PersistentPreferredActivity> removed = null; 19743 boolean changed = false; 19744 synchronized (mPackages) { 19745 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19746 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19747 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19748 .valueAt(i); 19749 if (userId != thisUserId) { 19750 continue; 19751 } 19752 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19753 while (it.hasNext()) { 19754 PersistentPreferredActivity ppa = it.next(); 19755 // Mark entry for removal only if it matches the package name. 19756 if (ppa.mComponent.getPackageName().equals(packageName)) { 19757 if (removed == null) { 19758 removed = new ArrayList<PersistentPreferredActivity>(); 19759 } 19760 removed.add(ppa); 19761 } 19762 } 19763 if (removed != null) { 19764 for (int j=0; j<removed.size(); j++) { 19765 PersistentPreferredActivity ppa = removed.get(j); 19766 ppir.removeFilter(ppa); 19767 } 19768 changed = true; 19769 } 19770 } 19771 19772 if (changed) { 19773 scheduleWritePackageRestrictionsLocked(userId); 19774 postPreferredActivityChangedBroadcast(userId); 19775 } 19776 } 19777 } 19778 19779 /** 19780 * Common machinery for picking apart a restored XML blob and passing 19781 * it to a caller-supplied functor to be applied to the running system. 19782 */ 19783 private void restoreFromXml(XmlPullParser parser, int userId, 19784 String expectedStartTag, BlobXmlRestorer functor) 19785 throws IOException, XmlPullParserException { 19786 int type; 19787 while ((type = parser.next()) != XmlPullParser.START_TAG 19788 && type != XmlPullParser.END_DOCUMENT) { 19789 } 19790 if (type != XmlPullParser.START_TAG) { 19791 // oops didn't find a start tag?! 19792 if (DEBUG_BACKUP) { 19793 Slog.e(TAG, "Didn't find start tag during restore"); 19794 } 19795 return; 19796 } 19797Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19798 // this is supposed to be TAG_PREFERRED_BACKUP 19799 if (!expectedStartTag.equals(parser.getName())) { 19800 if (DEBUG_BACKUP) { 19801 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19802 } 19803 return; 19804 } 19805 19806 // skip interfering stuff, then we're aligned with the backing implementation 19807 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19808Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19809 functor.apply(parser, userId); 19810 } 19811 19812 private interface BlobXmlRestorer { 19813 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19814 } 19815 19816 /** 19817 * Non-Binder method, support for the backup/restore mechanism: write the 19818 * full set of preferred activities in its canonical XML format. Returns the 19819 * XML output as a byte array, or null if there is none. 19820 */ 19821 @Override 19822 public byte[] getPreferredActivityBackup(int userId) { 19823 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19824 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19825 } 19826 19827 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19828 try { 19829 final XmlSerializer serializer = new FastXmlSerializer(); 19830 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19831 serializer.startDocument(null, true); 19832 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19833 19834 synchronized (mPackages) { 19835 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19836 } 19837 19838 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19839 serializer.endDocument(); 19840 serializer.flush(); 19841 } catch (Exception e) { 19842 if (DEBUG_BACKUP) { 19843 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19844 } 19845 return null; 19846 } 19847 19848 return dataStream.toByteArray(); 19849 } 19850 19851 @Override 19852 public void restorePreferredActivities(byte[] backup, int userId) { 19853 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19854 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19855 } 19856 19857 try { 19858 final XmlPullParser parser = Xml.newPullParser(); 19859 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19860 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19861 new BlobXmlRestorer() { 19862 @Override 19863 public void apply(XmlPullParser parser, int userId) 19864 throws XmlPullParserException, IOException { 19865 synchronized (mPackages) { 19866 mSettings.readPreferredActivitiesLPw(parser, userId); 19867 } 19868 } 19869 } ); 19870 } catch (Exception e) { 19871 if (DEBUG_BACKUP) { 19872 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19873 } 19874 } 19875 } 19876 19877 /** 19878 * Non-Binder method, support for the backup/restore mechanism: write the 19879 * default browser (etc) settings in its canonical XML format. Returns the default 19880 * browser XML representation as a byte array, or null if there is none. 19881 */ 19882 @Override 19883 public byte[] getDefaultAppsBackup(int userId) { 19884 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19885 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19886 } 19887 19888 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19889 try { 19890 final XmlSerializer serializer = new FastXmlSerializer(); 19891 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19892 serializer.startDocument(null, true); 19893 serializer.startTag(null, TAG_DEFAULT_APPS); 19894 19895 synchronized (mPackages) { 19896 mSettings.writeDefaultAppsLPr(serializer, userId); 19897 } 19898 19899 serializer.endTag(null, TAG_DEFAULT_APPS); 19900 serializer.endDocument(); 19901 serializer.flush(); 19902 } catch (Exception e) { 19903 if (DEBUG_BACKUP) { 19904 Slog.e(TAG, "Unable to write default apps for backup", e); 19905 } 19906 return null; 19907 } 19908 19909 return dataStream.toByteArray(); 19910 } 19911 19912 @Override 19913 public void restoreDefaultApps(byte[] backup, int userId) { 19914 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19915 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19916 } 19917 19918 try { 19919 final XmlPullParser parser = Xml.newPullParser(); 19920 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19921 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19922 new BlobXmlRestorer() { 19923 @Override 19924 public void apply(XmlPullParser parser, int userId) 19925 throws XmlPullParserException, IOException { 19926 synchronized (mPackages) { 19927 mSettings.readDefaultAppsLPw(parser, userId); 19928 } 19929 } 19930 } ); 19931 } catch (Exception e) { 19932 if (DEBUG_BACKUP) { 19933 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19934 } 19935 } 19936 } 19937 19938 @Override 19939 public byte[] getIntentFilterVerificationBackup(int userId) { 19940 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19941 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19942 } 19943 19944 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19945 try { 19946 final XmlSerializer serializer = new FastXmlSerializer(); 19947 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19948 serializer.startDocument(null, true); 19949 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19950 19951 synchronized (mPackages) { 19952 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19953 } 19954 19955 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19956 serializer.endDocument(); 19957 serializer.flush(); 19958 } catch (Exception e) { 19959 if (DEBUG_BACKUP) { 19960 Slog.e(TAG, "Unable to write default apps for backup", e); 19961 } 19962 return null; 19963 } 19964 19965 return dataStream.toByteArray(); 19966 } 19967 19968 @Override 19969 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19970 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19971 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19972 } 19973 19974 try { 19975 final XmlPullParser parser = Xml.newPullParser(); 19976 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19977 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19978 new BlobXmlRestorer() { 19979 @Override 19980 public void apply(XmlPullParser parser, int userId) 19981 throws XmlPullParserException, IOException { 19982 synchronized (mPackages) { 19983 mSettings.readAllDomainVerificationsLPr(parser, userId); 19984 mSettings.writeLPr(); 19985 } 19986 } 19987 } ); 19988 } catch (Exception e) { 19989 if (DEBUG_BACKUP) { 19990 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19991 } 19992 } 19993 } 19994 19995 @Override 19996 public byte[] getPermissionGrantBackup(int userId) { 19997 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19998 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19999 } 20000 20001 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 20002 try { 20003 final XmlSerializer serializer = new FastXmlSerializer(); 20004 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 20005 serializer.startDocument(null, true); 20006 serializer.startTag(null, TAG_PERMISSION_BACKUP); 20007 20008 synchronized (mPackages) { 20009 serializeRuntimePermissionGrantsLPr(serializer, userId); 20010 } 20011 20012 serializer.endTag(null, TAG_PERMISSION_BACKUP); 20013 serializer.endDocument(); 20014 serializer.flush(); 20015 } catch (Exception e) { 20016 if (DEBUG_BACKUP) { 20017 Slog.e(TAG, "Unable to write default apps for backup", e); 20018 } 20019 return null; 20020 } 20021 20022 return dataStream.toByteArray(); 20023 } 20024 20025 @Override 20026 public void restorePermissionGrants(byte[] backup, int userId) { 20027 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20028 throw new SecurityException("Only the system may call restorePermissionGrants()"); 20029 } 20030 20031 try { 20032 final XmlPullParser parser = Xml.newPullParser(); 20033 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20034 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 20035 new BlobXmlRestorer() { 20036 @Override 20037 public void apply(XmlPullParser parser, int userId) 20038 throws XmlPullParserException, IOException { 20039 synchronized (mPackages) { 20040 processRestoredPermissionGrantsLPr(parser, userId); 20041 } 20042 } 20043 } ); 20044 } catch (Exception e) { 20045 if (DEBUG_BACKUP) { 20046 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20047 } 20048 } 20049 } 20050 20051 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 20052 throws IOException { 20053 serializer.startTag(null, TAG_ALL_GRANTS); 20054 20055 final int N = mSettings.mPackages.size(); 20056 for (int i = 0; i < N; i++) { 20057 final PackageSetting ps = mSettings.mPackages.valueAt(i); 20058 boolean pkgGrantsKnown = false; 20059 20060 PermissionsState packagePerms = ps.getPermissionsState(); 20061 20062 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 20063 final int grantFlags = state.getFlags(); 20064 // only look at grants that are not system/policy fixed 20065 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 20066 final boolean isGranted = state.isGranted(); 20067 // And only back up the user-twiddled state bits 20068 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 20069 final String packageName = mSettings.mPackages.keyAt(i); 20070 if (!pkgGrantsKnown) { 20071 serializer.startTag(null, TAG_GRANT); 20072 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 20073 pkgGrantsKnown = true; 20074 } 20075 20076 final boolean userSet = 20077 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 20078 final boolean userFixed = 20079 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 20080 final boolean revoke = 20081 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 20082 20083 serializer.startTag(null, TAG_PERMISSION); 20084 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 20085 if (isGranted) { 20086 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 20087 } 20088 if (userSet) { 20089 serializer.attribute(null, ATTR_USER_SET, "true"); 20090 } 20091 if (userFixed) { 20092 serializer.attribute(null, ATTR_USER_FIXED, "true"); 20093 } 20094 if (revoke) { 20095 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 20096 } 20097 serializer.endTag(null, TAG_PERMISSION); 20098 } 20099 } 20100 } 20101 20102 if (pkgGrantsKnown) { 20103 serializer.endTag(null, TAG_GRANT); 20104 } 20105 } 20106 20107 serializer.endTag(null, TAG_ALL_GRANTS); 20108 } 20109 20110 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 20111 throws XmlPullParserException, IOException { 20112 String pkgName = null; 20113 int outerDepth = parser.getDepth(); 20114 int type; 20115 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 20116 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 20117 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 20118 continue; 20119 } 20120 20121 final String tagName = parser.getName(); 20122 if (tagName.equals(TAG_GRANT)) { 20123 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 20124 if (DEBUG_BACKUP) { 20125 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 20126 } 20127 } else if (tagName.equals(TAG_PERMISSION)) { 20128 20129 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 20130 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 20131 20132 int newFlagSet = 0; 20133 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 20134 newFlagSet |= FLAG_PERMISSION_USER_SET; 20135 } 20136 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20137 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20138 } 20139 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20140 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20141 } 20142 if (DEBUG_BACKUP) { 20143 Slog.v(TAG, " + Restoring grant:" 20144 + " pkg=" + pkgName 20145 + " perm=" + permName 20146 + " granted=" + isGranted 20147 + " bits=0x" + Integer.toHexString(newFlagSet)); 20148 } 20149 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20150 if (ps != null) { 20151 // Already installed so we apply the grant immediately 20152 if (DEBUG_BACKUP) { 20153 Slog.v(TAG, " + already installed; applying"); 20154 } 20155 PermissionsState perms = ps.getPermissionsState(); 20156 BasePermission bp = 20157 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20158 if (bp != null) { 20159 if (isGranted) { 20160 perms.grantRuntimePermission(bp, userId); 20161 } 20162 if (newFlagSet != 0) { 20163 perms.updatePermissionFlags( 20164 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20165 } 20166 } 20167 } else { 20168 // Need to wait for post-restore install to apply the grant 20169 if (DEBUG_BACKUP) { 20170 Slog.v(TAG, " - not yet installed; saving for later"); 20171 } 20172 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20173 isGranted, newFlagSet, userId); 20174 } 20175 } else { 20176 PackageManagerService.reportSettingsProblem(Log.WARN, 20177 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20178 XmlUtils.skipCurrentTag(parser); 20179 } 20180 } 20181 20182 scheduleWriteSettingsLocked(); 20183 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20184 } 20185 20186 @Override 20187 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20188 int sourceUserId, int targetUserId, int flags) { 20189 mContext.enforceCallingOrSelfPermission( 20190 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20191 int callingUid = Binder.getCallingUid(); 20192 enforceOwnerRights(ownerPackage, callingUid); 20193 PackageManagerServiceUtils.enforceShellRestriction( 20194 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20195 if (intentFilter.countActions() == 0) { 20196 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20197 return; 20198 } 20199 synchronized (mPackages) { 20200 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20201 ownerPackage, targetUserId, flags); 20202 CrossProfileIntentResolver resolver = 20203 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20204 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20205 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20206 if (existing != null) { 20207 int size = existing.size(); 20208 for (int i = 0; i < size; i++) { 20209 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20210 return; 20211 } 20212 } 20213 } 20214 resolver.addFilter(newFilter); 20215 scheduleWritePackageRestrictionsLocked(sourceUserId); 20216 } 20217 } 20218 20219 @Override 20220 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20221 mContext.enforceCallingOrSelfPermission( 20222 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20223 final int callingUid = Binder.getCallingUid(); 20224 enforceOwnerRights(ownerPackage, callingUid); 20225 PackageManagerServiceUtils.enforceShellRestriction( 20226 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20227 synchronized (mPackages) { 20228 CrossProfileIntentResolver resolver = 20229 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20230 ArraySet<CrossProfileIntentFilter> set = 20231 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20232 for (CrossProfileIntentFilter filter : set) { 20233 if (filter.getOwnerPackage().equals(ownerPackage)) { 20234 resolver.removeFilter(filter); 20235 } 20236 } 20237 scheduleWritePackageRestrictionsLocked(sourceUserId); 20238 } 20239 } 20240 20241 // Enforcing that callingUid is owning pkg on userId 20242 private void enforceOwnerRights(String pkg, int callingUid) { 20243 // The system owns everything. 20244 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20245 return; 20246 } 20247 final int callingUserId = UserHandle.getUserId(callingUid); 20248 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20249 if (pi == null) { 20250 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20251 + callingUserId); 20252 } 20253 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20254 throw new SecurityException("Calling uid " + callingUid 20255 + " does not own package " + pkg); 20256 } 20257 } 20258 20259 @Override 20260 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20261 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20262 return null; 20263 } 20264 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20265 } 20266 20267 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20268 UserManagerService ums = UserManagerService.getInstance(); 20269 if (ums != null) { 20270 final UserInfo parent = ums.getProfileParent(userId); 20271 final int launcherUid = (parent != null) ? parent.id : userId; 20272 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20273 if (launcherComponent != null) { 20274 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20275 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20276 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20277 .setPackage(launcherComponent.getPackageName()); 20278 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20279 } 20280 } 20281 } 20282 20283 /** 20284 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20285 * then reports the most likely home activity or null if there are more than one. 20286 */ 20287 private ComponentName getDefaultHomeActivity(int userId) { 20288 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20289 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20290 if (cn != null) { 20291 return cn; 20292 } 20293 20294 // Find the launcher with the highest priority and return that component if there are no 20295 // other home activity with the same priority. 20296 int lastPriority = Integer.MIN_VALUE; 20297 ComponentName lastComponent = null; 20298 final int size = allHomeCandidates.size(); 20299 for (int i = 0; i < size; i++) { 20300 final ResolveInfo ri = allHomeCandidates.get(i); 20301 if (ri.priority > lastPriority) { 20302 lastComponent = ri.activityInfo.getComponentName(); 20303 lastPriority = ri.priority; 20304 } else if (ri.priority == lastPriority) { 20305 // Two components found with same priority. 20306 lastComponent = null; 20307 } 20308 } 20309 return lastComponent; 20310 } 20311 20312 private Intent getHomeIntent() { 20313 Intent intent = new Intent(Intent.ACTION_MAIN); 20314 intent.addCategory(Intent.CATEGORY_HOME); 20315 intent.addCategory(Intent.CATEGORY_DEFAULT); 20316 return intent; 20317 } 20318 20319 private IntentFilter getHomeFilter() { 20320 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20321 filter.addCategory(Intent.CATEGORY_HOME); 20322 filter.addCategory(Intent.CATEGORY_DEFAULT); 20323 return filter; 20324 } 20325 20326 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20327 int userId) { 20328 Intent intent = getHomeIntent(); 20329 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20330 PackageManager.GET_META_DATA, userId); 20331 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20332 true, false, false, userId); 20333 20334 allHomeCandidates.clear(); 20335 if (list != null) { 20336 for (ResolveInfo ri : list) { 20337 allHomeCandidates.add(ri); 20338 } 20339 } 20340 return (preferred == null || preferred.activityInfo == null) 20341 ? null 20342 : new ComponentName(preferred.activityInfo.packageName, 20343 preferred.activityInfo.name); 20344 } 20345 20346 @Override 20347 public void setHomeActivity(ComponentName comp, int userId) { 20348 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20349 return; 20350 } 20351 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20352 getHomeActivitiesAsUser(homeActivities, userId); 20353 20354 boolean found = false; 20355 20356 final int size = homeActivities.size(); 20357 final ComponentName[] set = new ComponentName[size]; 20358 for (int i = 0; i < size; i++) { 20359 final ResolveInfo candidate = homeActivities.get(i); 20360 final ActivityInfo info = candidate.activityInfo; 20361 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20362 set[i] = activityName; 20363 if (!found && activityName.equals(comp)) { 20364 found = true; 20365 } 20366 } 20367 if (!found) { 20368 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20369 + userId); 20370 } 20371 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20372 set, comp, userId); 20373 } 20374 20375 private @Nullable String getSetupWizardPackageName() { 20376 final Intent intent = new Intent(Intent.ACTION_MAIN); 20377 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20378 20379 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20380 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20381 | MATCH_DISABLED_COMPONENTS, 20382 UserHandle.myUserId()); 20383 if (matches.size() == 1) { 20384 return matches.get(0).getComponentInfo().packageName; 20385 } else { 20386 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20387 + ": matches=" + matches); 20388 return null; 20389 } 20390 } 20391 20392 private @Nullable String getStorageManagerPackageName() { 20393 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20394 20395 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20396 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20397 | MATCH_DISABLED_COMPONENTS, 20398 UserHandle.myUserId()); 20399 if (matches.size() == 1) { 20400 return matches.get(0).getComponentInfo().packageName; 20401 } else { 20402 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20403 + matches.size() + ": matches=" + matches); 20404 return null; 20405 } 20406 } 20407 20408 @Override 20409 public String getSystemTextClassifierPackageName() { 20410 return mContext.getString(R.string.config_defaultTextClassifierPackage); 20411 } 20412 20413 @Override 20414 public void setApplicationEnabledSetting(String appPackageName, 20415 int newState, int flags, int userId, String callingPackage) { 20416 if (!sUserManager.exists(userId)) return; 20417 if (callingPackage == null) { 20418 callingPackage = Integer.toString(Binder.getCallingUid()); 20419 } 20420 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20421 } 20422 20423 @Override 20424 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20425 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20426 synchronized (mPackages) { 20427 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20428 if (pkgSetting != null) { 20429 pkgSetting.setUpdateAvailable(updateAvailable); 20430 } 20431 } 20432 } 20433 20434 @Override 20435 public void setComponentEnabledSetting(ComponentName componentName, 20436 int newState, int flags, int userId) { 20437 if (!sUserManager.exists(userId)) return; 20438 setEnabledSetting(componentName.getPackageName(), 20439 componentName.getClassName(), newState, flags, userId, null); 20440 } 20441 20442 private void setEnabledSetting(final String packageName, String className, int newState, 20443 final int flags, int userId, String callingPackage) { 20444 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20445 || newState == COMPONENT_ENABLED_STATE_ENABLED 20446 || newState == COMPONENT_ENABLED_STATE_DISABLED 20447 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20448 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20449 throw new IllegalArgumentException("Invalid new component state: " 20450 + newState); 20451 } 20452 PackageSetting pkgSetting; 20453 final int callingUid = Binder.getCallingUid(); 20454 final int permission; 20455 if (callingUid == Process.SYSTEM_UID) { 20456 permission = PackageManager.PERMISSION_GRANTED; 20457 } else { 20458 permission = mContext.checkCallingOrSelfPermission( 20459 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20460 } 20461 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20462 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20463 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20464 boolean sendNow = false; 20465 boolean isApp = (className == null); 20466 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20467 String componentName = isApp ? packageName : className; 20468 int packageUid = -1; 20469 ArrayList<String> components; 20470 20471 // reader 20472 synchronized (mPackages) { 20473 pkgSetting = mSettings.mPackages.get(packageName); 20474 if (pkgSetting == null) { 20475 if (!isCallerInstantApp) { 20476 if (className == null) { 20477 throw new IllegalArgumentException("Unknown package: " + packageName); 20478 } 20479 throw new IllegalArgumentException( 20480 "Unknown component: " + packageName + "/" + className); 20481 } else { 20482 // throw SecurityException to prevent leaking package information 20483 throw new SecurityException( 20484 "Attempt to change component state; " 20485 + "pid=" + Binder.getCallingPid() 20486 + ", uid=" + callingUid 20487 + (className == null 20488 ? ", package=" + packageName 20489 : ", component=" + packageName + "/" + className)); 20490 } 20491 } 20492 } 20493 20494 // Limit who can change which apps 20495 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20496 // Don't allow apps that don't have permission to modify other apps 20497 if (!allowedByPermission 20498 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20499 throw new SecurityException( 20500 "Attempt to change component state; " 20501 + "pid=" + Binder.getCallingPid() 20502 + ", uid=" + callingUid 20503 + (className == null 20504 ? ", package=" + packageName 20505 : ", component=" + packageName + "/" + className)); 20506 } 20507 // Don't allow changing protected packages. 20508 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20509 throw new SecurityException("Cannot disable a protected package: " + packageName); 20510 } 20511 } 20512 20513 synchronized (mPackages) { 20514 if (callingUid == Process.SHELL_UID 20515 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20516 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20517 // unless it is a test package. 20518 int oldState = pkgSetting.getEnabled(userId); 20519 if (className == null 20520 && 20521 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20522 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20523 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20524 && 20525 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20526 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20527 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20528 // ok 20529 } else { 20530 throw new SecurityException( 20531 "Shell cannot change component state for " + packageName + "/" 20532 + className + " to " + newState); 20533 } 20534 } 20535 } 20536 if (className == null) { 20537 // We're dealing with an application/package level state change 20538 synchronized (mPackages) { 20539 if (pkgSetting.getEnabled(userId) == newState) { 20540 // Nothing to do 20541 return; 20542 } 20543 } 20544 // If we're enabling a system stub, there's a little more work to do. 20545 // Prior to enabling the package, we need to decompress the APK(s) to the 20546 // data partition and then replace the version on the system partition. 20547 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20548 final boolean isSystemStub = deletedPkg.isStub 20549 && deletedPkg.isSystem(); 20550 if (isSystemStub 20551 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20552 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20553 final File codePath = decompressPackage(deletedPkg); 20554 if (codePath == null) { 20555 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20556 return; 20557 } 20558 // TODO remove direct parsing of the package object during internal cleanup 20559 // of scan package 20560 // We need to call parse directly here for no other reason than we need 20561 // the new package in order to disable the old one [we use the information 20562 // for some internal optimization to optionally create a new package setting 20563 // object on replace]. However, we can't get the package from the scan 20564 // because the scan modifies live structures and we need to remove the 20565 // old [system] package from the system before a scan can be attempted. 20566 // Once scan is indempotent we can remove this parse and use the package 20567 // object we scanned, prior to adding it to package settings. 20568 final PackageParser pp = new PackageParser(); 20569 pp.setSeparateProcesses(mSeparateProcesses); 20570 pp.setDisplayMetrics(mMetrics); 20571 pp.setCallback(mPackageParserCallback); 20572 final PackageParser.Package tmpPkg; 20573 try { 20574 final @ParseFlags int parseFlags = mDefParseFlags 20575 | PackageParser.PARSE_MUST_BE_APK 20576 | PackageParser.PARSE_IS_SYSTEM_DIR; 20577 tmpPkg = pp.parsePackage(codePath, parseFlags); 20578 } catch (PackageParserException e) { 20579 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20580 return; 20581 } 20582 synchronized (mInstallLock) { 20583 // Disable the stub and remove any package entries 20584 removePackageLI(deletedPkg, true); 20585 synchronized (mPackages) { 20586 disableSystemPackageLPw(deletedPkg, tmpPkg); 20587 } 20588 final PackageParser.Package pkg; 20589 try (PackageFreezer freezer = 20590 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20591 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20592 | PackageParser.PARSE_ENFORCE_CODE; 20593 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20594 0 /*currentTime*/, null /*user*/); 20595 prepareAppDataAfterInstallLIF(pkg); 20596 synchronized (mPackages) { 20597 try { 20598 updateSharedLibrariesLPr(pkg, null); 20599 } catch (PackageManagerException e) { 20600 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20601 } 20602 mPermissionManager.updatePermissions( 20603 pkg.packageName, pkg, true, mPackages.values(), 20604 mPermissionCallback); 20605 mSettings.writeLPr(); 20606 } 20607 } catch (PackageManagerException e) { 20608 // Whoops! Something went wrong; try to roll back to the stub 20609 Slog.w(TAG, "Failed to install compressed system package:" 20610 + pkgSetting.name, e); 20611 // Remove the failed install 20612 removeCodePathLI(codePath); 20613 20614 // Install the system package 20615 try (PackageFreezer freezer = 20616 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20617 synchronized (mPackages) { 20618 // NOTE: The system package always needs to be enabled; even 20619 // if it's for a compressed stub. If we don't, installing the 20620 // system package fails during scan [scanning checks the disabled 20621 // packages]. We will reverse this later, after we've "installed" 20622 // the stub. 20623 // This leaves us in a fragile state; the stub should never be 20624 // enabled, so, cross your fingers and hope nothing goes wrong 20625 // until we can disable the package later. 20626 enableSystemPackageLPw(deletedPkg); 20627 } 20628 installPackageFromSystemLIF(deletedPkg.codePath, 20629 false /*isPrivileged*/, null /*allUserHandles*/, 20630 null /*origUserHandles*/, null /*origPermissionsState*/, 20631 true /*writeSettings*/); 20632 } catch (PackageManagerException pme) { 20633 Slog.w(TAG, "Failed to restore system package:" 20634 + deletedPkg.packageName, pme); 20635 } finally { 20636 synchronized (mPackages) { 20637 mSettings.disableSystemPackageLPw( 20638 deletedPkg.packageName, true /*replaced*/); 20639 mSettings.writeLPr(); 20640 } 20641 } 20642 return; 20643 } 20644 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20645 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20646 mDexManager.notifyPackageUpdated(pkg.packageName, 20647 pkg.baseCodePath, pkg.splitCodePaths); 20648 } 20649 } 20650 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20651 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20652 // Don't care about who enables an app. 20653 callingPackage = null; 20654 } 20655 synchronized (mPackages) { 20656 pkgSetting.setEnabled(newState, userId, callingPackage); 20657 } 20658 } else { 20659 synchronized (mPackages) { 20660 // We're dealing with a component level state change 20661 // First, verify that this is a valid class name. 20662 PackageParser.Package pkg = pkgSetting.pkg; 20663 if (pkg == null || !pkg.hasComponentClassName(className)) { 20664 if (pkg != null && 20665 pkg.applicationInfo.targetSdkVersion >= 20666 Build.VERSION_CODES.JELLY_BEAN) { 20667 throw new IllegalArgumentException("Component class " + className 20668 + " does not exist in " + packageName); 20669 } else { 20670 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20671 + className + " does not exist in " + packageName); 20672 } 20673 } 20674 switch (newState) { 20675 case COMPONENT_ENABLED_STATE_ENABLED: 20676 if (!pkgSetting.enableComponentLPw(className, userId)) { 20677 return; 20678 } 20679 break; 20680 case COMPONENT_ENABLED_STATE_DISABLED: 20681 if (!pkgSetting.disableComponentLPw(className, userId)) { 20682 return; 20683 } 20684 break; 20685 case COMPONENT_ENABLED_STATE_DEFAULT: 20686 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20687 return; 20688 } 20689 break; 20690 default: 20691 Slog.e(TAG, "Invalid new component state: " + newState); 20692 return; 20693 } 20694 } 20695 } 20696 synchronized (mPackages) { 20697 scheduleWritePackageRestrictionsLocked(userId); 20698 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20699 final long callingId = Binder.clearCallingIdentity(); 20700 try { 20701 updateInstantAppInstallerLocked(packageName); 20702 } finally { 20703 Binder.restoreCallingIdentity(callingId); 20704 } 20705 components = mPendingBroadcasts.get(userId, packageName); 20706 final boolean newPackage = components == null; 20707 if (newPackage) { 20708 components = new ArrayList<String>(); 20709 } 20710 if (!components.contains(componentName)) { 20711 components.add(componentName); 20712 } 20713 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20714 sendNow = true; 20715 // Purge entry from pending broadcast list if another one exists already 20716 // since we are sending one right away. 20717 mPendingBroadcasts.remove(userId, packageName); 20718 } else { 20719 if (newPackage) { 20720 mPendingBroadcasts.put(userId, packageName, components); 20721 } 20722 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20723 // Schedule a message 20724 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20725 } 20726 } 20727 } 20728 20729 long callingId = Binder.clearCallingIdentity(); 20730 try { 20731 if (sendNow) { 20732 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20733 sendPackageChangedBroadcast(packageName, 20734 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20735 } 20736 } finally { 20737 Binder.restoreCallingIdentity(callingId); 20738 } 20739 } 20740 20741 @Override 20742 public void flushPackageRestrictionsAsUser(int userId) { 20743 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20744 return; 20745 } 20746 if (!sUserManager.exists(userId)) { 20747 return; 20748 } 20749 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20750 false /* checkShell */, "flushPackageRestrictions"); 20751 synchronized (mPackages) { 20752 mSettings.writePackageRestrictionsLPr(userId); 20753 mDirtyUsers.remove(userId); 20754 if (mDirtyUsers.isEmpty()) { 20755 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20756 } 20757 } 20758 } 20759 20760 private void sendPackageChangedBroadcast(String packageName, 20761 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20762 if (DEBUG_INSTALL) 20763 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20764 + componentNames); 20765 Bundle extras = new Bundle(4); 20766 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20767 String nameList[] = new String[componentNames.size()]; 20768 componentNames.toArray(nameList); 20769 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20770 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20771 extras.putInt(Intent.EXTRA_UID, packageUid); 20772 // If this is not reporting a change of the overall package, then only send it 20773 // to registered receivers. We don't want to launch a swath of apps for every 20774 // little component state change. 20775 final int flags = !componentNames.contains(packageName) 20776 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20777 final int userId = UserHandle.getUserId(packageUid); 20778 final boolean isInstantApp = isInstantApp(packageName, userId); 20779 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20780 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20781 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20782 userIds, instantUserIds); 20783 } 20784 20785 @Override 20786 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20787 if (!sUserManager.exists(userId)) return; 20788 final int callingUid = Binder.getCallingUid(); 20789 if (getInstantAppPackageName(callingUid) != null) { 20790 return; 20791 } 20792 final int permission = mContext.checkCallingOrSelfPermission( 20793 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20794 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20795 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20796 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20797 // writer 20798 synchronized (mPackages) { 20799 final PackageSetting ps = mSettings.mPackages.get(packageName); 20800 if (!filterAppAccessLPr(ps, callingUid, userId) 20801 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20802 allowedByPermission, callingUid, userId)) { 20803 scheduleWritePackageRestrictionsLocked(userId); 20804 } 20805 } 20806 } 20807 20808 @Override 20809 public String getInstallerPackageName(String packageName) { 20810 final int callingUid = Binder.getCallingUid(); 20811 synchronized (mPackages) { 20812 final PackageSetting ps = mSettings.mPackages.get(packageName); 20813 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20814 return null; 20815 } 20816 return mSettings.getInstallerPackageNameLPr(packageName); 20817 } 20818 } 20819 20820 public boolean isOrphaned(String packageName) { 20821 // reader 20822 synchronized (mPackages) { 20823 return mSettings.isOrphaned(packageName); 20824 } 20825 } 20826 20827 @Override 20828 public int getApplicationEnabledSetting(String packageName, int userId) { 20829 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20830 int callingUid = Binder.getCallingUid(); 20831 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20832 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20833 // reader 20834 synchronized (mPackages) { 20835 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20836 return COMPONENT_ENABLED_STATE_DISABLED; 20837 } 20838 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20839 } 20840 } 20841 20842 @Override 20843 public int getComponentEnabledSetting(ComponentName component, int userId) { 20844 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20845 int callingUid = Binder.getCallingUid(); 20846 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20847 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20848 synchronized (mPackages) { 20849 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20850 component, TYPE_UNKNOWN, userId)) { 20851 return COMPONENT_ENABLED_STATE_DISABLED; 20852 } 20853 return mSettings.getComponentEnabledSettingLPr(component, userId); 20854 } 20855 } 20856 20857 @Override 20858 public void enterSafeMode() { 20859 enforceSystemOrRoot("Only the system can request entering safe mode"); 20860 20861 if (!mSystemReady) { 20862 mSafeMode = true; 20863 } 20864 } 20865 20866 @Override 20867 public void systemReady() { 20868 enforceSystemOrRoot("Only the system can claim the system is ready"); 20869 20870 mSystemReady = true; 20871 final ContentResolver resolver = mContext.getContentResolver(); 20872 ContentObserver co = new ContentObserver(mHandler) { 20873 @Override 20874 public void onChange(boolean selfChange) { 20875 mWebInstantAppsDisabled = 20876 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20877 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20878 } 20879 }; 20880 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20881 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20882 false, co, UserHandle.USER_SYSTEM); 20883 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Secure 20884 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20885 co.onChange(true); 20886 20887 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20888 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20889 // it is done. 20890 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20891 @Override 20892 public void onChange(boolean selfChange) { 20893 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20894 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20895 oobEnabled == 1 ? "true" : "false"); 20896 } 20897 }; 20898 mContext.getContentResolver().registerContentObserver( 20899 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20900 UserHandle.USER_SYSTEM); 20901 // At boot, restore the value from the setting, which persists across reboot. 20902 privAppOobObserver.onChange(true); 20903 20904 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20905 // disabled after already being started. 20906 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20907 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20908 20909 // Read the compatibilty setting when the system is ready. 20910 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20911 mContext.getContentResolver(), 20912 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20913 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20914 if (DEBUG_SETTINGS) { 20915 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20916 } 20917 20918 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20919 20920 synchronized (mPackages) { 20921 // Verify that all of the preferred activity components actually 20922 // exist. It is possible for applications to be updated and at 20923 // that point remove a previously declared activity component that 20924 // had been set as a preferred activity. We try to clean this up 20925 // the next time we encounter that preferred activity, but it is 20926 // possible for the user flow to never be able to return to that 20927 // situation so here we do a sanity check to make sure we haven't 20928 // left any junk around. 20929 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20930 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20931 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20932 removed.clear(); 20933 for (PreferredActivity pa : pir.filterSet()) { 20934 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20935 removed.add(pa); 20936 } 20937 } 20938 if (removed.size() > 0) { 20939 for (int r=0; r<removed.size(); r++) { 20940 PreferredActivity pa = removed.get(r); 20941 Slog.w(TAG, "Removing dangling preferred activity: " 20942 + pa.mPref.mComponent); 20943 pir.removeFilter(pa); 20944 } 20945 mSettings.writePackageRestrictionsLPr( 20946 mSettings.mPreferredActivities.keyAt(i)); 20947 } 20948 } 20949 20950 for (int userId : UserManagerService.getInstance().getUserIds()) { 20951 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20952 grantPermissionsUserIds = ArrayUtils.appendInt( 20953 grantPermissionsUserIds, userId); 20954 } 20955 } 20956 } 20957 sUserManager.systemReady(); 20958 // If we upgraded grant all default permissions before kicking off. 20959 for (int userId : grantPermissionsUserIds) { 20960 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20961 } 20962 20963 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20964 // If we did not grant default permissions, we preload from this the 20965 // default permission exceptions lazily to ensure we don't hit the 20966 // disk on a new user creation. 20967 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20968 } 20969 20970 // Now that we've scanned all packages, and granted any default 20971 // permissions, ensure permissions are updated. Beware of dragons if you 20972 // try optimizing this. 20973 synchronized (mPackages) { 20974 mPermissionManager.updateAllPermissions( 20975 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20976 mPermissionCallback); 20977 } 20978 20979 // Kick off any messages waiting for system ready 20980 if (mPostSystemReadyMessages != null) { 20981 for (Message msg : mPostSystemReadyMessages) { 20982 msg.sendToTarget(); 20983 } 20984 mPostSystemReadyMessages = null; 20985 } 20986 20987 // Watch for external volumes that come and go over time 20988 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20989 storage.registerListener(mStorageListener); 20990 20991 mInstallerService.systemReady(); 20992 mPackageDexOptimizer.systemReady(); 20993 20994 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20995 StorageManagerInternal.class); 20996 StorageManagerInternal.addExternalStoragePolicy( 20997 new StorageManagerInternal.ExternalStorageMountPolicy() { 20998 @Override 20999 public int getMountMode(int uid, String packageName) { 21000 if (Process.isIsolated(uid)) { 21001 return Zygote.MOUNT_EXTERNAL_NONE; 21002 } 21003 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21004 return Zygote.MOUNT_EXTERNAL_DEFAULT; 21005 } 21006 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21007 return Zygote.MOUNT_EXTERNAL_READ; 21008 } 21009 return Zygote.MOUNT_EXTERNAL_WRITE; 21010 } 21011 21012 @Override 21013 public boolean hasExternalStorage(int uid, String packageName) { 21014 return true; 21015 } 21016 }); 21017 21018 // Now that we're mostly running, clean up stale users and apps 21019 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 21020 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 21021 21022 mPermissionManager.systemReady(); 21023 21024 if (mInstantAppResolverConnection != null) { 21025 mContext.registerReceiver(new BroadcastReceiver() { 21026 @Override 21027 public void onReceive(Context context, Intent intent) { 21028 mInstantAppResolverConnection.optimisticBind(); 21029 mContext.unregisterReceiver(this); 21030 } 21031 }, new IntentFilter(Intent.ACTION_BOOT_COMPLETED)); 21032 } 21033 } 21034 21035 public void waitForAppDataPrepared() { 21036 if (mPrepareAppDataFuture == null) { 21037 return; 21038 } 21039 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 21040 mPrepareAppDataFuture = null; 21041 } 21042 21043 @Override 21044 public boolean isSafeMode() { 21045 // allow instant applications 21046 return mSafeMode; 21047 } 21048 21049 @Override 21050 public boolean hasSystemUidErrors() { 21051 // allow instant applications 21052 return mHasSystemUidErrors; 21053 } 21054 21055 static String arrayToString(int[] array) { 21056 StringBuffer buf = new StringBuffer(128); 21057 buf.append('['); 21058 if (array != null) { 21059 for (int i=0; i<array.length; i++) { 21060 if (i > 0) buf.append(", "); 21061 buf.append(array[i]); 21062 } 21063 } 21064 buf.append(']'); 21065 return buf.toString(); 21066 } 21067 21068 @Override 21069 public void onShellCommand(FileDescriptor in, FileDescriptor out, 21070 FileDescriptor err, String[] args, ShellCallback callback, 21071 ResultReceiver resultReceiver) { 21072 (new PackageManagerShellCommand(this)).exec( 21073 this, in, out, err, args, callback, resultReceiver); 21074 } 21075 21076 @Override 21077 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 21078 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 21079 21080 DumpState dumpState = new DumpState(); 21081 boolean fullPreferred = false; 21082 boolean checkin = false; 21083 21084 String packageName = null; 21085 ArraySet<String> permissionNames = null; 21086 21087 int opti = 0; 21088 while (opti < args.length) { 21089 String opt = args[opti]; 21090 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 21091 break; 21092 } 21093 opti++; 21094 21095 if ("-a".equals(opt)) { 21096 // Right now we only know how to print all. 21097 } else if ("-h".equals(opt)) { 21098 pw.println("Package manager dump options:"); 21099 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 21100 pw.println(" --checkin: dump for a checkin"); 21101 pw.println(" -f: print details of intent filters"); 21102 pw.println(" -h: print this help"); 21103 pw.println(" cmd may be one of:"); 21104 pw.println(" l[ibraries]: list known shared libraries"); 21105 pw.println(" f[eatures]: list device features"); 21106 pw.println(" k[eysets]: print known keysets"); 21107 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 21108 pw.println(" perm[issions]: dump permissions"); 21109 pw.println(" permission [name ...]: dump declaration and use of given permission"); 21110 pw.println(" pref[erred]: print preferred package settings"); 21111 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 21112 pw.println(" prov[iders]: dump content providers"); 21113 pw.println(" p[ackages]: dump installed packages"); 21114 pw.println(" s[hared-users]: dump shared user IDs"); 21115 pw.println(" m[essages]: print collected runtime messages"); 21116 pw.println(" v[erifiers]: print package verifier info"); 21117 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 21118 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 21119 pw.println(" version: print database version info"); 21120 pw.println(" write: write current settings now"); 21121 pw.println(" installs: details about install sessions"); 21122 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 21123 pw.println(" dexopt: dump dexopt state"); 21124 pw.println(" compiler-stats: dump compiler statistics"); 21125 pw.println(" service-permissions: dump permissions required by services"); 21126 pw.println(" <package.name>: info about given package"); 21127 return; 21128 } else if ("--checkin".equals(opt)) { 21129 checkin = true; 21130 } else if ("-f".equals(opt)) { 21131 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21132 } else if ("--proto".equals(opt)) { 21133 dumpProto(fd); 21134 return; 21135 } else { 21136 pw.println("Unknown argument: " + opt + "; use -h for help"); 21137 } 21138 } 21139 21140 // Is the caller requesting to dump a particular piece of data? 21141 if (opti < args.length) { 21142 String cmd = args[opti]; 21143 opti++; 21144 // Is this a package name? 21145 if ("android".equals(cmd) || cmd.contains(".")) { 21146 packageName = cmd; 21147 // When dumping a single package, we always dump all of its 21148 // filter information since the amount of data will be reasonable. 21149 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21150 } else if ("check-permission".equals(cmd)) { 21151 if (opti >= args.length) { 21152 pw.println("Error: check-permission missing permission argument"); 21153 return; 21154 } 21155 String perm = args[opti]; 21156 opti++; 21157 if (opti >= args.length) { 21158 pw.println("Error: check-permission missing package argument"); 21159 return; 21160 } 21161 21162 String pkg = args[opti]; 21163 opti++; 21164 int user = UserHandle.getUserId(Binder.getCallingUid()); 21165 if (opti < args.length) { 21166 try { 21167 user = Integer.parseInt(args[opti]); 21168 } catch (NumberFormatException e) { 21169 pw.println("Error: check-permission user argument is not a number: " 21170 + args[opti]); 21171 return; 21172 } 21173 } 21174 21175 // Normalize package name to handle renamed packages and static libs 21176 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21177 21178 pw.println(checkPermission(perm, pkg, user)); 21179 return; 21180 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21181 dumpState.setDump(DumpState.DUMP_LIBS); 21182 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21183 dumpState.setDump(DumpState.DUMP_FEATURES); 21184 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21185 if (opti >= args.length) { 21186 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21187 | DumpState.DUMP_SERVICE_RESOLVERS 21188 | DumpState.DUMP_RECEIVER_RESOLVERS 21189 | DumpState.DUMP_CONTENT_RESOLVERS); 21190 } else { 21191 while (opti < args.length) { 21192 String name = args[opti]; 21193 if ("a".equals(name) || "activity".equals(name)) { 21194 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21195 } else if ("s".equals(name) || "service".equals(name)) { 21196 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21197 } else if ("r".equals(name) || "receiver".equals(name)) { 21198 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21199 } else if ("c".equals(name) || "content".equals(name)) { 21200 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21201 } else { 21202 pw.println("Error: unknown resolver table type: " + name); 21203 return; 21204 } 21205 opti++; 21206 } 21207 } 21208 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21209 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21210 } else if ("permission".equals(cmd)) { 21211 if (opti >= args.length) { 21212 pw.println("Error: permission requires permission name"); 21213 return; 21214 } 21215 permissionNames = new ArraySet<>(); 21216 while (opti < args.length) { 21217 permissionNames.add(args[opti]); 21218 opti++; 21219 } 21220 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21221 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21222 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21223 dumpState.setDump(DumpState.DUMP_PREFERRED); 21224 } else if ("preferred-xml".equals(cmd)) { 21225 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21226 if (opti < args.length && "--full".equals(args[opti])) { 21227 fullPreferred = true; 21228 opti++; 21229 } 21230 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21231 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21232 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21233 dumpState.setDump(DumpState.DUMP_PACKAGES); 21234 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21235 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21236 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21237 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21238 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21239 dumpState.setDump(DumpState.DUMP_MESSAGES); 21240 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21241 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21242 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21243 || "intent-filter-verifiers".equals(cmd)) { 21244 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21245 } else if ("version".equals(cmd)) { 21246 dumpState.setDump(DumpState.DUMP_VERSION); 21247 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21248 dumpState.setDump(DumpState.DUMP_KEYSETS); 21249 } else if ("installs".equals(cmd)) { 21250 dumpState.setDump(DumpState.DUMP_INSTALLS); 21251 } else if ("frozen".equals(cmd)) { 21252 dumpState.setDump(DumpState.DUMP_FROZEN); 21253 } else if ("volumes".equals(cmd)) { 21254 dumpState.setDump(DumpState.DUMP_VOLUMES); 21255 } else if ("dexopt".equals(cmd)) { 21256 dumpState.setDump(DumpState.DUMP_DEXOPT); 21257 } else if ("compiler-stats".equals(cmd)) { 21258 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21259 } else if ("changes".equals(cmd)) { 21260 dumpState.setDump(DumpState.DUMP_CHANGES); 21261 } else if ("service-permissions".equals(cmd)) { 21262 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21263 } else if ("write".equals(cmd)) { 21264 synchronized (mPackages) { 21265 mSettings.writeLPr(); 21266 pw.println("Settings written."); 21267 return; 21268 } 21269 } 21270 } 21271 21272 if (checkin) { 21273 pw.println("vers,1"); 21274 } 21275 21276 // reader 21277 synchronized (mPackages) { 21278 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21279 if (!checkin) { 21280 if (dumpState.onTitlePrinted()) 21281 pw.println(); 21282 pw.println("Database versions:"); 21283 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21284 } 21285 } 21286 21287 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21288 if (!checkin) { 21289 if (dumpState.onTitlePrinted()) 21290 pw.println(); 21291 pw.println("Verifiers:"); 21292 pw.print(" Required: "); 21293 pw.print(mRequiredVerifierPackage); 21294 pw.print(" (uid="); 21295 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21296 UserHandle.USER_SYSTEM)); 21297 pw.println(")"); 21298 } else if (mRequiredVerifierPackage != null) { 21299 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21300 pw.print(","); 21301 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21302 UserHandle.USER_SYSTEM)); 21303 } 21304 } 21305 21306 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21307 packageName == null) { 21308 if (mIntentFilterVerifierComponent != null) { 21309 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21310 if (!checkin) { 21311 if (dumpState.onTitlePrinted()) 21312 pw.println(); 21313 pw.println("Intent Filter Verifier:"); 21314 pw.print(" Using: "); 21315 pw.print(verifierPackageName); 21316 pw.print(" (uid="); 21317 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21318 UserHandle.USER_SYSTEM)); 21319 pw.println(")"); 21320 } else if (verifierPackageName != null) { 21321 pw.print("ifv,"); pw.print(verifierPackageName); 21322 pw.print(","); 21323 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21324 UserHandle.USER_SYSTEM)); 21325 } 21326 } else { 21327 pw.println(); 21328 pw.println("No Intent Filter Verifier available!"); 21329 } 21330 } 21331 21332 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21333 boolean printedHeader = false; 21334 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21335 while (it.hasNext()) { 21336 String libName = it.next(); 21337 LongSparseArray<SharedLibraryEntry> versionedLib 21338 = mSharedLibraries.get(libName); 21339 if (versionedLib == null) { 21340 continue; 21341 } 21342 final int versionCount = versionedLib.size(); 21343 for (int i = 0; i < versionCount; i++) { 21344 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21345 if (!checkin) { 21346 if (!printedHeader) { 21347 if (dumpState.onTitlePrinted()) 21348 pw.println(); 21349 pw.println("Libraries:"); 21350 printedHeader = true; 21351 } 21352 pw.print(" "); 21353 } else { 21354 pw.print("lib,"); 21355 } 21356 pw.print(libEntry.info.getName()); 21357 if (libEntry.info.isStatic()) { 21358 pw.print(" version=" + libEntry.info.getLongVersion()); 21359 } 21360 if (!checkin) { 21361 pw.print(" -> "); 21362 } 21363 if (libEntry.path != null) { 21364 pw.print(" (jar) "); 21365 pw.print(libEntry.path); 21366 } else { 21367 pw.print(" (apk) "); 21368 pw.print(libEntry.apk); 21369 } 21370 pw.println(); 21371 } 21372 } 21373 } 21374 21375 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21376 if (dumpState.onTitlePrinted()) 21377 pw.println(); 21378 if (!checkin) { 21379 pw.println("Features:"); 21380 } 21381 21382 synchronized (mAvailableFeatures) { 21383 for (FeatureInfo feat : mAvailableFeatures.values()) { 21384 if (checkin) { 21385 pw.print("feat,"); 21386 pw.print(feat.name); 21387 pw.print(","); 21388 pw.println(feat.version); 21389 } else { 21390 pw.print(" "); 21391 pw.print(feat.name); 21392 if (feat.version > 0) { 21393 pw.print(" version="); 21394 pw.print(feat.version); 21395 } 21396 pw.println(); 21397 } 21398 } 21399 } 21400 } 21401 21402 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21403 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21404 : "Activity Resolver Table:", " ", packageName, 21405 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21406 dumpState.setTitlePrinted(true); 21407 } 21408 } 21409 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21410 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21411 : "Receiver Resolver Table:", " ", packageName, 21412 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21413 dumpState.setTitlePrinted(true); 21414 } 21415 } 21416 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21417 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21418 : "Service Resolver Table:", " ", packageName, 21419 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21420 dumpState.setTitlePrinted(true); 21421 } 21422 } 21423 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21424 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21425 : "Provider Resolver Table:", " ", packageName, 21426 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21427 dumpState.setTitlePrinted(true); 21428 } 21429 } 21430 21431 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21432 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21433 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21434 int user = mSettings.mPreferredActivities.keyAt(i); 21435 if (pir.dump(pw, 21436 dumpState.getTitlePrinted() 21437 ? "\nPreferred Activities User " + user + ":" 21438 : "Preferred Activities User " + user + ":", " ", 21439 packageName, true, false)) { 21440 dumpState.setTitlePrinted(true); 21441 } 21442 } 21443 } 21444 21445 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21446 pw.flush(); 21447 FileOutputStream fout = new FileOutputStream(fd); 21448 BufferedOutputStream str = new BufferedOutputStream(fout); 21449 XmlSerializer serializer = new FastXmlSerializer(); 21450 try { 21451 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21452 serializer.startDocument(null, true); 21453 serializer.setFeature( 21454 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21455 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21456 serializer.endDocument(); 21457 serializer.flush(); 21458 } catch (IllegalArgumentException e) { 21459 pw.println("Failed writing: " + e); 21460 } catch (IllegalStateException e) { 21461 pw.println("Failed writing: " + e); 21462 } catch (IOException e) { 21463 pw.println("Failed writing: " + e); 21464 } 21465 } 21466 21467 if (!checkin 21468 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21469 && packageName == null) { 21470 pw.println(); 21471 int count = mSettings.mPackages.size(); 21472 if (count == 0) { 21473 pw.println("No applications!"); 21474 pw.println(); 21475 } else { 21476 final String prefix = " "; 21477 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21478 if (allPackageSettings.size() == 0) { 21479 pw.println("No domain preferred apps!"); 21480 pw.println(); 21481 } else { 21482 pw.println("App verification status:"); 21483 pw.println(); 21484 count = 0; 21485 for (PackageSetting ps : allPackageSettings) { 21486 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21487 if (ivi == null || ivi.getPackageName() == null) continue; 21488 pw.println(prefix + "Package: " + ivi.getPackageName()); 21489 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21490 pw.println(prefix + "Status: " + ivi.getStatusString()); 21491 pw.println(); 21492 count++; 21493 } 21494 if (count == 0) { 21495 pw.println(prefix + "No app verification established."); 21496 pw.println(); 21497 } 21498 for (int userId : sUserManager.getUserIds()) { 21499 pw.println("App linkages for user " + userId + ":"); 21500 pw.println(); 21501 count = 0; 21502 for (PackageSetting ps : allPackageSettings) { 21503 final long status = ps.getDomainVerificationStatusForUser(userId); 21504 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21505 && !DEBUG_DOMAIN_VERIFICATION) { 21506 continue; 21507 } 21508 pw.println(prefix + "Package: " + ps.name); 21509 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21510 String statusStr = IntentFilterVerificationInfo. 21511 getStatusStringFromValue(status); 21512 pw.println(prefix + "Status: " + statusStr); 21513 pw.println(); 21514 count++; 21515 } 21516 if (count == 0) { 21517 pw.println(prefix + "No configured app linkages."); 21518 pw.println(); 21519 } 21520 } 21521 } 21522 } 21523 } 21524 21525 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21526 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21527 } 21528 21529 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21530 boolean printedSomething = false; 21531 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21532 if (packageName != null && !packageName.equals(p.info.packageName)) { 21533 continue; 21534 } 21535 if (!printedSomething) { 21536 if (dumpState.onTitlePrinted()) 21537 pw.println(); 21538 pw.println("Registered ContentProviders:"); 21539 printedSomething = true; 21540 } 21541 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21542 pw.print(" "); pw.println(p.toString()); 21543 } 21544 printedSomething = false; 21545 for (Map.Entry<String, PackageParser.Provider> entry : 21546 mProvidersByAuthority.entrySet()) { 21547 PackageParser.Provider p = entry.getValue(); 21548 if (packageName != null && !packageName.equals(p.info.packageName)) { 21549 continue; 21550 } 21551 if (!printedSomething) { 21552 if (dumpState.onTitlePrinted()) 21553 pw.println(); 21554 pw.println("ContentProvider Authorities:"); 21555 printedSomething = true; 21556 } 21557 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21558 pw.print(" "); pw.println(p.toString()); 21559 if (p.info != null && p.info.applicationInfo != null) { 21560 final String appInfo = p.info.applicationInfo.toString(); 21561 pw.print(" applicationInfo="); pw.println(appInfo); 21562 } 21563 } 21564 } 21565 21566 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21567 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21568 } 21569 21570 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21571 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21572 } 21573 21574 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21575 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21576 } 21577 21578 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21579 if (dumpState.onTitlePrinted()) pw.println(); 21580 pw.println("Package Changes:"); 21581 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21582 final int K = mChangedPackages.size(); 21583 for (int i = 0; i < K; i++) { 21584 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21585 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21586 final int N = changes.size(); 21587 if (N == 0) { 21588 pw.print(" "); pw.println("No packages changed"); 21589 } else { 21590 for (int j = 0; j < N; j++) { 21591 final String pkgName = changes.valueAt(j); 21592 final int sequenceNumber = changes.keyAt(j); 21593 pw.print(" "); 21594 pw.print("seq="); 21595 pw.print(sequenceNumber); 21596 pw.print(", package="); 21597 pw.println(pkgName); 21598 } 21599 } 21600 } 21601 } 21602 21603 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21604 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21605 } 21606 21607 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21608 // XXX should handle packageName != null by dumping only install data that 21609 // the given package is involved with. 21610 if (dumpState.onTitlePrinted()) pw.println(); 21611 21612 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21613 ipw.println(); 21614 ipw.println("Frozen packages:"); 21615 ipw.increaseIndent(); 21616 if (mFrozenPackages.size() == 0) { 21617 ipw.println("(none)"); 21618 } else { 21619 for (int i = 0; i < mFrozenPackages.size(); i++) { 21620 ipw.println(mFrozenPackages.valueAt(i)); 21621 } 21622 } 21623 ipw.decreaseIndent(); 21624 } 21625 } 21626 21627 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21628 if (dumpState.onTitlePrinted()) pw.println(); 21629 21630 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21631 ipw.println(); 21632 ipw.println("Loaded volumes:"); 21633 ipw.increaseIndent(); 21634 if (mLoadedVolumes.size() == 0) { 21635 ipw.println("(none)"); 21636 } else { 21637 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21638 ipw.println(mLoadedVolumes.valueAt(i)); 21639 } 21640 } 21641 ipw.decreaseIndent(); 21642 } 21643 } 21644 21645 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21646 && packageName == null) { 21647 if (dumpState.onTitlePrinted()) pw.println(); 21648 pw.println("Service permissions:"); 21649 21650 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21651 while (filterIterator.hasNext()) { 21652 final ServiceIntentInfo info = filterIterator.next(); 21653 final ServiceInfo serviceInfo = info.service.info; 21654 final String permission = serviceInfo.permission; 21655 if (permission != null) { 21656 pw.print(" "); 21657 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21658 pw.print(": "); 21659 pw.println(permission); 21660 } 21661 } 21662 } 21663 21664 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21665 if (dumpState.onTitlePrinted()) pw.println(); 21666 dumpDexoptStateLPr(pw, packageName); 21667 } 21668 21669 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21670 if (dumpState.onTitlePrinted()) pw.println(); 21671 dumpCompilerStatsLPr(pw, packageName); 21672 } 21673 21674 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21675 if (dumpState.onTitlePrinted()) pw.println(); 21676 mSettings.dumpReadMessagesLPr(pw, dumpState); 21677 21678 pw.println(); 21679 pw.println("Package warning messages:"); 21680 dumpCriticalInfo(pw, null); 21681 } 21682 21683 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21684 dumpCriticalInfo(pw, "msg,"); 21685 } 21686 } 21687 21688 // PackageInstaller should be called outside of mPackages lock 21689 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21690 // XXX should handle packageName != null by dumping only install data that 21691 // the given package is involved with. 21692 if (dumpState.onTitlePrinted()) pw.println(); 21693 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21694 } 21695 } 21696 21697 private void dumpProto(FileDescriptor fd) { 21698 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21699 21700 synchronized (mPackages) { 21701 final long requiredVerifierPackageToken = 21702 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21703 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21704 proto.write( 21705 PackageServiceDumpProto.PackageShortProto.UID, 21706 getPackageUid( 21707 mRequiredVerifierPackage, 21708 MATCH_DEBUG_TRIAGED_MISSING, 21709 UserHandle.USER_SYSTEM)); 21710 proto.end(requiredVerifierPackageToken); 21711 21712 if (mIntentFilterVerifierComponent != null) { 21713 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21714 final long verifierPackageToken = 21715 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21716 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21717 proto.write( 21718 PackageServiceDumpProto.PackageShortProto.UID, 21719 getPackageUid( 21720 verifierPackageName, 21721 MATCH_DEBUG_TRIAGED_MISSING, 21722 UserHandle.USER_SYSTEM)); 21723 proto.end(verifierPackageToken); 21724 } 21725 21726 dumpSharedLibrariesProto(proto); 21727 dumpFeaturesProto(proto); 21728 mSettings.dumpPackagesProto(proto); 21729 mSettings.dumpSharedUsersProto(proto); 21730 dumpCriticalInfo(proto); 21731 } 21732 proto.flush(); 21733 } 21734 21735 private void dumpFeaturesProto(ProtoOutputStream proto) { 21736 synchronized (mAvailableFeatures) { 21737 final int count = mAvailableFeatures.size(); 21738 for (int i = 0; i < count; i++) { 21739 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21740 } 21741 } 21742 } 21743 21744 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21745 final int count = mSharedLibraries.size(); 21746 for (int i = 0; i < count; i++) { 21747 final String libName = mSharedLibraries.keyAt(i); 21748 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21749 if (versionedLib == null) { 21750 continue; 21751 } 21752 final int versionCount = versionedLib.size(); 21753 for (int j = 0; j < versionCount; j++) { 21754 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21755 final long sharedLibraryToken = 21756 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21757 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21758 final boolean isJar = (libEntry.path != null); 21759 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21760 if (isJar) { 21761 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21762 } else { 21763 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21764 } 21765 proto.end(sharedLibraryToken); 21766 } 21767 } 21768 } 21769 21770 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21771 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21772 ipw.println(); 21773 ipw.println("Dexopt state:"); 21774 ipw.increaseIndent(); 21775 Collection<PackageParser.Package> packages = null; 21776 if (packageName != null) { 21777 PackageParser.Package targetPackage = mPackages.get(packageName); 21778 if (targetPackage != null) { 21779 packages = Collections.singletonList(targetPackage); 21780 } else { 21781 ipw.println("Unable to find package: " + packageName); 21782 return; 21783 } 21784 } else { 21785 packages = mPackages.values(); 21786 } 21787 21788 for (PackageParser.Package pkg : packages) { 21789 ipw.println("[" + pkg.packageName + "]"); 21790 ipw.increaseIndent(); 21791 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21792 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21793 ipw.decreaseIndent(); 21794 } 21795 } 21796 } 21797 21798 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21799 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21800 ipw.println(); 21801 ipw.println("Compiler stats:"); 21802 ipw.increaseIndent(); 21803 Collection<PackageParser.Package> packages = null; 21804 if (packageName != null) { 21805 PackageParser.Package targetPackage = mPackages.get(packageName); 21806 if (targetPackage != null) { 21807 packages = Collections.singletonList(targetPackage); 21808 } else { 21809 ipw.println("Unable to find package: " + packageName); 21810 return; 21811 } 21812 } else { 21813 packages = mPackages.values(); 21814 } 21815 21816 for (PackageParser.Package pkg : packages) { 21817 ipw.println("[" + pkg.packageName + "]"); 21818 ipw.increaseIndent(); 21819 21820 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21821 if (stats == null) { 21822 ipw.println("(No recorded stats)"); 21823 } else { 21824 stats.dump(ipw); 21825 } 21826 ipw.decreaseIndent(); 21827 } 21828 } 21829 } 21830 21831 private String dumpDomainString(String packageName) { 21832 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21833 .getList(); 21834 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21835 21836 ArraySet<String> result = new ArraySet<>(); 21837 if (iviList.size() > 0) { 21838 for (IntentFilterVerificationInfo ivi : iviList) { 21839 for (String host : ivi.getDomains()) { 21840 result.add(host); 21841 } 21842 } 21843 } 21844 if (filters != null && filters.size() > 0) { 21845 for (IntentFilter filter : filters) { 21846 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21847 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21848 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21849 result.addAll(filter.getHostsList()); 21850 } 21851 } 21852 } 21853 21854 StringBuilder sb = new StringBuilder(result.size() * 16); 21855 for (String domain : result) { 21856 if (sb.length() > 0) sb.append(" "); 21857 sb.append(domain); 21858 } 21859 return sb.toString(); 21860 } 21861 21862 // ------- apps on sdcard specific code ------- 21863 static final boolean DEBUG_SD_INSTALL = false; 21864 21865 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21866 21867 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21868 21869 private boolean mMediaMounted = false; 21870 21871 static String getEncryptKey() { 21872 try { 21873 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21874 SD_ENCRYPTION_KEYSTORE_NAME); 21875 if (sdEncKey == null) { 21876 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21877 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21878 if (sdEncKey == null) { 21879 Slog.e(TAG, "Failed to create encryption keys"); 21880 return null; 21881 } 21882 } 21883 return sdEncKey; 21884 } catch (NoSuchAlgorithmException nsae) { 21885 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21886 return null; 21887 } catch (IOException ioe) { 21888 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21889 return null; 21890 } 21891 } 21892 21893 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21894 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21895 final int size = infos.size(); 21896 final String[] packageNames = new String[size]; 21897 final int[] packageUids = new int[size]; 21898 for (int i = 0; i < size; i++) { 21899 final ApplicationInfo info = infos.get(i); 21900 packageNames[i] = info.packageName; 21901 packageUids[i] = info.uid; 21902 } 21903 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21904 finishedReceiver); 21905 } 21906 21907 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21908 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21909 sendResourcesChangedBroadcast(mediaStatus, replacing, 21910 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21911 } 21912 21913 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21914 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21915 int size = pkgList.length; 21916 if (size > 0) { 21917 // Send broadcasts here 21918 Bundle extras = new Bundle(); 21919 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21920 if (uidArr != null) { 21921 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21922 } 21923 if (replacing) { 21924 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21925 } 21926 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21927 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21928 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21929 } 21930 } 21931 21932 private void loadPrivatePackages(final VolumeInfo vol) { 21933 mHandler.post(new Runnable() { 21934 @Override 21935 public void run() { 21936 loadPrivatePackagesInner(vol); 21937 } 21938 }); 21939 } 21940 21941 private void loadPrivatePackagesInner(VolumeInfo vol) { 21942 final String volumeUuid = vol.fsUuid; 21943 if (TextUtils.isEmpty(volumeUuid)) { 21944 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21945 return; 21946 } 21947 21948 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21949 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21950 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21951 21952 final VersionInfo ver; 21953 final List<PackageSetting> packages; 21954 synchronized (mPackages) { 21955 ver = mSettings.findOrCreateVersion(volumeUuid); 21956 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21957 } 21958 21959 for (PackageSetting ps : packages) { 21960 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21961 synchronized (mInstallLock) { 21962 final PackageParser.Package pkg; 21963 try { 21964 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21965 loaded.add(pkg.applicationInfo); 21966 21967 } catch (PackageManagerException e) { 21968 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21969 } 21970 21971 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21972 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21973 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21974 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21975 } 21976 } 21977 } 21978 21979 // Reconcile app data for all started/unlocked users 21980 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21981 final UserManager um = mContext.getSystemService(UserManager.class); 21982 UserManagerInternal umInternal = getUserManagerInternal(); 21983 for (UserInfo user : um.getUsers()) { 21984 final int flags; 21985 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21986 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21987 } else if (umInternal.isUserRunning(user.id)) { 21988 flags = StorageManager.FLAG_STORAGE_DE; 21989 } else { 21990 continue; 21991 } 21992 21993 try { 21994 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21995 synchronized (mInstallLock) { 21996 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21997 } 21998 } catch (IllegalStateException e) { 21999 // Device was probably ejected, and we'll process that event momentarily 22000 Slog.w(TAG, "Failed to prepare storage: " + e); 22001 } 22002 } 22003 22004 synchronized (mPackages) { 22005 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 22006 if (sdkUpdated) { 22007 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 22008 + mSdkVersion + "; regranting permissions for " + volumeUuid); 22009 } 22010 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 22011 mPermissionCallback); 22012 22013 // Yay, everything is now upgraded 22014 ver.forceCurrent(); 22015 22016 mSettings.writeLPr(); 22017 } 22018 22019 for (PackageFreezer freezer : freezers) { 22020 freezer.close(); 22021 } 22022 22023 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 22024 sendResourcesChangedBroadcast(true, false, loaded, null); 22025 mLoadedVolumes.add(vol.getId()); 22026 } 22027 22028 private void unloadPrivatePackages(final VolumeInfo vol) { 22029 mHandler.post(new Runnable() { 22030 @Override 22031 public void run() { 22032 unloadPrivatePackagesInner(vol); 22033 } 22034 }); 22035 } 22036 22037 private void unloadPrivatePackagesInner(VolumeInfo vol) { 22038 final String volumeUuid = vol.fsUuid; 22039 if (TextUtils.isEmpty(volumeUuid)) { 22040 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 22041 return; 22042 } 22043 22044 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 22045 synchronized (mInstallLock) { 22046 synchronized (mPackages) { 22047 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 22048 for (PackageSetting ps : packages) { 22049 if (ps.pkg == null) continue; 22050 22051 final ApplicationInfo info = ps.pkg.applicationInfo; 22052 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 22053 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 22054 22055 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 22056 "unloadPrivatePackagesInner")) { 22057 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 22058 false, null)) { 22059 unloaded.add(info); 22060 } else { 22061 Slog.w(TAG, "Failed to unload " + ps.codePath); 22062 } 22063 } 22064 22065 // Try very hard to release any references to this package 22066 // so we don't risk the system server being killed due to 22067 // open FDs 22068 AttributeCache.instance().removePackage(ps.name); 22069 } 22070 22071 mSettings.writeLPr(); 22072 } 22073 } 22074 22075 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 22076 sendResourcesChangedBroadcast(false, false, unloaded, null); 22077 mLoadedVolumes.remove(vol.getId()); 22078 22079 // Try very hard to release any references to this path so we don't risk 22080 // the system server being killed due to open FDs 22081 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 22082 22083 for (int i = 0; i < 3; i++) { 22084 System.gc(); 22085 System.runFinalization(); 22086 } 22087 } 22088 22089 private void assertPackageKnown(String volumeUuid, String packageName) 22090 throws PackageManagerException { 22091 synchronized (mPackages) { 22092 // Normalize package name to handle renamed packages 22093 packageName = normalizePackageNameLPr(packageName); 22094 22095 final PackageSetting ps = mSettings.mPackages.get(packageName); 22096 if (ps == null) { 22097 throw new PackageManagerException("Package " + packageName + " is unknown"); 22098 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22099 throw new PackageManagerException( 22100 "Package " + packageName + " found on unknown volume " + volumeUuid 22101 + "; expected volume " + ps.volumeUuid); 22102 } 22103 } 22104 } 22105 22106 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 22107 throws PackageManagerException { 22108 synchronized (mPackages) { 22109 // Normalize package name to handle renamed packages 22110 packageName = normalizePackageNameLPr(packageName); 22111 22112 final PackageSetting ps = mSettings.mPackages.get(packageName); 22113 if (ps == null) { 22114 throw new PackageManagerException("Package " + packageName + " is unknown"); 22115 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22116 throw new PackageManagerException( 22117 "Package " + packageName + " found on unknown volume " + volumeUuid 22118 + "; expected volume " + ps.volumeUuid); 22119 } else if (!ps.getInstalled(userId)) { 22120 throw new PackageManagerException( 22121 "Package " + packageName + " not installed for user " + userId); 22122 } 22123 } 22124 } 22125 22126 private List<String> collectAbsoluteCodePaths() { 22127 synchronized (mPackages) { 22128 List<String> codePaths = new ArrayList<>(); 22129 final int packageCount = mSettings.mPackages.size(); 22130 for (int i = 0; i < packageCount; i++) { 22131 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22132 codePaths.add(ps.codePath.getAbsolutePath()); 22133 } 22134 return codePaths; 22135 } 22136 } 22137 22138 /** 22139 * Examine all apps present on given mounted volume, and destroy apps that 22140 * aren't expected, either due to uninstallation or reinstallation on 22141 * another volume. 22142 */ 22143 private void reconcileApps(String volumeUuid) { 22144 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22145 List<File> filesToDelete = null; 22146 22147 final File[] files = FileUtils.listFilesOrEmpty( 22148 Environment.getDataAppDirectory(volumeUuid)); 22149 for (File file : files) { 22150 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22151 && !PackageInstallerService.isStageName(file.getName()); 22152 if (!isPackage) { 22153 // Ignore entries which are not packages 22154 continue; 22155 } 22156 22157 String absolutePath = file.getAbsolutePath(); 22158 22159 boolean pathValid = false; 22160 final int absoluteCodePathCount = absoluteCodePaths.size(); 22161 for (int i = 0; i < absoluteCodePathCount; i++) { 22162 String absoluteCodePath = absoluteCodePaths.get(i); 22163 if (absolutePath.startsWith(absoluteCodePath)) { 22164 pathValid = true; 22165 break; 22166 } 22167 } 22168 22169 if (!pathValid) { 22170 if (filesToDelete == null) { 22171 filesToDelete = new ArrayList<>(); 22172 } 22173 filesToDelete.add(file); 22174 } 22175 } 22176 22177 if (filesToDelete != null) { 22178 final int fileToDeleteCount = filesToDelete.size(); 22179 for (int i = 0; i < fileToDeleteCount; i++) { 22180 File fileToDelete = filesToDelete.get(i); 22181 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22182 synchronized (mInstallLock) { 22183 removeCodePathLI(fileToDelete); 22184 } 22185 } 22186 } 22187 } 22188 22189 /** 22190 * Reconcile all app data for the given user. 22191 * <p> 22192 * Verifies that directories exist and that ownership and labeling is 22193 * correct for all installed apps on all mounted volumes. 22194 */ 22195 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22196 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22197 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22198 final String volumeUuid = vol.getFsUuid(); 22199 synchronized (mInstallLock) { 22200 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22201 } 22202 } 22203 } 22204 22205 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22206 boolean migrateAppData) { 22207 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22208 } 22209 22210 /** 22211 * Reconcile all app data on given mounted volume. 22212 * <p> 22213 * Destroys app data that isn't expected, either due to uninstallation or 22214 * reinstallation on another volume. 22215 * <p> 22216 * Verifies that directories exist and that ownership and labeling is 22217 * correct for all installed apps. 22218 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22219 */ 22220 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22221 boolean migrateAppData, boolean onlyCoreApps) { 22222 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22223 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22224 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22225 22226 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22227 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22228 22229 // First look for stale data that doesn't belong, and check if things 22230 // have changed since we did our last restorecon 22231 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22232 if (StorageManager.isFileEncryptedNativeOrEmulated() 22233 && !StorageManager.isUserKeyUnlocked(userId)) { 22234 throw new RuntimeException( 22235 "Yikes, someone asked us to reconcile CE storage while " + userId 22236 + " was still locked; this would have caused massive data loss!"); 22237 } 22238 22239 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22240 for (File file : files) { 22241 final String packageName = file.getName(); 22242 try { 22243 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22244 } catch (PackageManagerException e) { 22245 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22246 try { 22247 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22248 StorageManager.FLAG_STORAGE_CE, 0); 22249 } catch (InstallerException e2) { 22250 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22251 } 22252 } 22253 } 22254 } 22255 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22256 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22257 for (File file : files) { 22258 final String packageName = file.getName(); 22259 try { 22260 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22261 } catch (PackageManagerException e) { 22262 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22263 try { 22264 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22265 StorageManager.FLAG_STORAGE_DE, 0); 22266 } catch (InstallerException e2) { 22267 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22268 } 22269 } 22270 } 22271 } 22272 22273 // Ensure that data directories are ready to roll for all packages 22274 // installed for this volume and user 22275 final List<PackageSetting> packages; 22276 synchronized (mPackages) { 22277 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22278 } 22279 int preparedCount = 0; 22280 for (PackageSetting ps : packages) { 22281 final String packageName = ps.name; 22282 if (ps.pkg == null) { 22283 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22284 // TODO: might be due to legacy ASEC apps; we should circle back 22285 // and reconcile again once they're scanned 22286 continue; 22287 } 22288 // Skip non-core apps if requested 22289 if (onlyCoreApps && !ps.pkg.coreApp) { 22290 result.add(packageName); 22291 continue; 22292 } 22293 22294 if (ps.getInstalled(userId)) { 22295 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22296 preparedCount++; 22297 } 22298 } 22299 22300 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22301 return result; 22302 } 22303 22304 /** 22305 * Prepare app data for the given app just after it was installed or 22306 * upgraded. This method carefully only touches users that it's installed 22307 * for, and it forces a restorecon to handle any seinfo changes. 22308 * <p> 22309 * Verifies that directories exist and that ownership and labeling is 22310 * correct for all installed apps. If there is an ownership mismatch, it 22311 * will try recovering system apps by wiping data; third-party app data is 22312 * left intact. 22313 * <p> 22314 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22315 */ 22316 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22317 final PackageSetting ps; 22318 synchronized (mPackages) { 22319 ps = mSettings.mPackages.get(pkg.packageName); 22320 mSettings.writeKernelMappingLPr(ps); 22321 } 22322 22323 final UserManager um = mContext.getSystemService(UserManager.class); 22324 UserManagerInternal umInternal = getUserManagerInternal(); 22325 for (UserInfo user : um.getUsers()) { 22326 final int flags; 22327 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22328 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22329 } else if (umInternal.isUserRunning(user.id)) { 22330 flags = StorageManager.FLAG_STORAGE_DE; 22331 } else { 22332 continue; 22333 } 22334 22335 if (ps.getInstalled(user.id)) { 22336 // TODO: when user data is locked, mark that we're still dirty 22337 prepareAppDataLIF(pkg, user.id, flags); 22338 } 22339 } 22340 } 22341 22342 /** 22343 * Prepare app data for the given app. 22344 * <p> 22345 * Verifies that directories exist and that ownership and labeling is 22346 * correct for all installed apps. If there is an ownership mismatch, this 22347 * will try recovering system apps by wiping data; third-party app data is 22348 * left intact. 22349 */ 22350 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22351 if (pkg == null) { 22352 Slog.wtf(TAG, "Package was null!", new Throwable()); 22353 return; 22354 } 22355 prepareAppDataLeafLIF(pkg, userId, flags); 22356 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22357 for (int i = 0; i < childCount; i++) { 22358 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22359 } 22360 } 22361 22362 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22363 boolean maybeMigrateAppData) { 22364 prepareAppDataLIF(pkg, userId, flags); 22365 22366 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22367 // We may have just shuffled around app data directories, so 22368 // prepare them one more time 22369 prepareAppDataLIF(pkg, userId, flags); 22370 } 22371 } 22372 22373 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22374 if (DEBUG_APP_DATA) { 22375 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22376 + Integer.toHexString(flags)); 22377 } 22378 22379 final String volumeUuid = pkg.volumeUuid; 22380 final String packageName = pkg.packageName; 22381 final ApplicationInfo app = pkg.applicationInfo; 22382 final int appId = UserHandle.getAppId(app.uid); 22383 22384 Preconditions.checkNotNull(app.seInfo); 22385 22386 long ceDataInode = -1; 22387 try { 22388 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22389 appId, app.seInfo, app.targetSdkVersion); 22390 } catch (InstallerException e) { 22391 if (app.isSystemApp()) { 22392 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22393 + ", but trying to recover: " + e); 22394 destroyAppDataLeafLIF(pkg, userId, flags); 22395 try { 22396 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22397 appId, app.seInfo, app.targetSdkVersion); 22398 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22399 } catch (InstallerException e2) { 22400 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22401 } 22402 } else { 22403 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22404 } 22405 } 22406 // Prepare the application profiles only for upgrades and first boot (so that we don't 22407 // repeat the same operation at each boot). 22408 // We only have to cover the upgrade and first boot here because for app installs we 22409 // prepare the profiles before invoking dexopt (in installPackageLI). 22410 // 22411 // We also have to cover non system users because we do not call the usual install package 22412 // methods for them. 22413 if (mIsUpgrade || mFirstBoot || (userId != UserHandle.USER_SYSTEM)) { 22414 mArtManagerService.prepareAppProfiles(pkg, userId); 22415 } 22416 22417 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22418 // TODO: mark this structure as dirty so we persist it! 22419 synchronized (mPackages) { 22420 final PackageSetting ps = mSettings.mPackages.get(packageName); 22421 if (ps != null) { 22422 ps.setCeDataInode(ceDataInode, userId); 22423 } 22424 } 22425 } 22426 22427 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22428 } 22429 22430 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22431 if (pkg == null) { 22432 Slog.wtf(TAG, "Package was null!", new Throwable()); 22433 return; 22434 } 22435 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22436 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22437 for (int i = 0; i < childCount; i++) { 22438 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22439 } 22440 } 22441 22442 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22443 final String volumeUuid = pkg.volumeUuid; 22444 final String packageName = pkg.packageName; 22445 final ApplicationInfo app = pkg.applicationInfo; 22446 22447 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22448 // Create a native library symlink only if we have native libraries 22449 // and if the native libraries are 32 bit libraries. We do not provide 22450 // this symlink for 64 bit libraries. 22451 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22452 final String nativeLibPath = app.nativeLibraryDir; 22453 try { 22454 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22455 nativeLibPath, userId); 22456 } catch (InstallerException e) { 22457 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22458 } 22459 } 22460 } 22461 } 22462 22463 /** 22464 * For system apps on non-FBE devices, this method migrates any existing 22465 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22466 * requested by the app. 22467 */ 22468 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22469 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22470 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22471 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22472 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22473 try { 22474 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22475 storageTarget); 22476 } catch (InstallerException e) { 22477 logCriticalInfo(Log.WARN, 22478 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22479 } 22480 return true; 22481 } else { 22482 return false; 22483 } 22484 } 22485 22486 public PackageFreezer freezePackage(String packageName, String killReason) { 22487 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22488 } 22489 22490 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22491 return new PackageFreezer(packageName, userId, killReason); 22492 } 22493 22494 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22495 String killReason) { 22496 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22497 } 22498 22499 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22500 String killReason) { 22501 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22502 return new PackageFreezer(); 22503 } else { 22504 return freezePackage(packageName, userId, killReason); 22505 } 22506 } 22507 22508 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22509 String killReason) { 22510 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22511 } 22512 22513 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22514 String killReason) { 22515 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22516 return new PackageFreezer(); 22517 } else { 22518 return freezePackage(packageName, userId, killReason); 22519 } 22520 } 22521 22522 /** 22523 * Class that freezes and kills the given package upon creation, and 22524 * unfreezes it upon closing. This is typically used when doing surgery on 22525 * app code/data to prevent the app from running while you're working. 22526 */ 22527 private class PackageFreezer implements AutoCloseable { 22528 private final String mPackageName; 22529 private final PackageFreezer[] mChildren; 22530 22531 private final boolean mWeFroze; 22532 22533 private final AtomicBoolean mClosed = new AtomicBoolean(); 22534 private final CloseGuard mCloseGuard = CloseGuard.get(); 22535 22536 /** 22537 * Create and return a stub freezer that doesn't actually do anything, 22538 * typically used when someone requested 22539 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22540 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22541 */ 22542 public PackageFreezer() { 22543 mPackageName = null; 22544 mChildren = null; 22545 mWeFroze = false; 22546 mCloseGuard.open("close"); 22547 } 22548 22549 public PackageFreezer(String packageName, int userId, String killReason) { 22550 synchronized (mPackages) { 22551 mPackageName = packageName; 22552 mWeFroze = mFrozenPackages.add(mPackageName); 22553 22554 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22555 if (ps != null) { 22556 killApplication(ps.name, ps.appId, userId, killReason); 22557 } 22558 22559 final PackageParser.Package p = mPackages.get(packageName); 22560 if (p != null && p.childPackages != null) { 22561 final int N = p.childPackages.size(); 22562 mChildren = new PackageFreezer[N]; 22563 for (int i = 0; i < N; i++) { 22564 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22565 userId, killReason); 22566 } 22567 } else { 22568 mChildren = null; 22569 } 22570 } 22571 mCloseGuard.open("close"); 22572 } 22573 22574 @Override 22575 protected void finalize() throws Throwable { 22576 try { 22577 if (mCloseGuard != null) { 22578 mCloseGuard.warnIfOpen(); 22579 } 22580 22581 close(); 22582 } finally { 22583 super.finalize(); 22584 } 22585 } 22586 22587 @Override 22588 public void close() { 22589 mCloseGuard.close(); 22590 if (mClosed.compareAndSet(false, true)) { 22591 synchronized (mPackages) { 22592 if (mWeFroze) { 22593 mFrozenPackages.remove(mPackageName); 22594 } 22595 22596 if (mChildren != null) { 22597 for (PackageFreezer freezer : mChildren) { 22598 freezer.close(); 22599 } 22600 } 22601 } 22602 } 22603 } 22604 } 22605 22606 /** 22607 * Verify that given package is currently frozen. 22608 */ 22609 private void checkPackageFrozen(String packageName) { 22610 synchronized (mPackages) { 22611 if (!mFrozenPackages.contains(packageName)) { 22612 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22613 } 22614 } 22615 } 22616 22617 @Override 22618 public int movePackage(final String packageName, final String volumeUuid) { 22619 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22620 22621 final int callingUid = Binder.getCallingUid(); 22622 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22623 final int moveId = mNextMoveId.getAndIncrement(); 22624 mHandler.post(new Runnable() { 22625 @Override 22626 public void run() { 22627 try { 22628 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22629 } catch (PackageManagerException e) { 22630 Slog.w(TAG, "Failed to move " + packageName, e); 22631 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22632 } 22633 } 22634 }); 22635 return moveId; 22636 } 22637 22638 private void movePackageInternal(final String packageName, final String volumeUuid, 22639 final int moveId, final int callingUid, UserHandle user) 22640 throws PackageManagerException { 22641 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22642 final PackageManager pm = mContext.getPackageManager(); 22643 22644 final boolean currentAsec; 22645 final String currentVolumeUuid; 22646 final File codeFile; 22647 final String installerPackageName; 22648 final String packageAbiOverride; 22649 final int appId; 22650 final String seinfo; 22651 final String label; 22652 final int targetSdkVersion; 22653 final PackageFreezer freezer; 22654 final int[] installedUserIds; 22655 22656 // reader 22657 synchronized (mPackages) { 22658 final PackageParser.Package pkg = mPackages.get(packageName); 22659 final PackageSetting ps = mSettings.mPackages.get(packageName); 22660 if (pkg == null 22661 || ps == null 22662 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22663 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22664 } 22665 if (pkg.applicationInfo.isSystemApp()) { 22666 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22667 "Cannot move system application"); 22668 } 22669 22670 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22671 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22672 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22673 if (isInternalStorage && !allow3rdPartyOnInternal) { 22674 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22675 "3rd party apps are not allowed on internal storage"); 22676 } 22677 22678 if (pkg.applicationInfo.isExternalAsec()) { 22679 currentAsec = true; 22680 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22681 } else if (pkg.applicationInfo.isForwardLocked()) { 22682 currentAsec = true; 22683 currentVolumeUuid = "forward_locked"; 22684 } else { 22685 currentAsec = false; 22686 currentVolumeUuid = ps.volumeUuid; 22687 22688 final File probe = new File(pkg.codePath); 22689 final File probeOat = new File(probe, "oat"); 22690 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22691 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22692 "Move only supported for modern cluster style installs"); 22693 } 22694 } 22695 22696 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22697 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22698 "Package already moved to " + volumeUuid); 22699 } 22700 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22701 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22702 "Device admin cannot be moved"); 22703 } 22704 22705 if (mFrozenPackages.contains(packageName)) { 22706 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22707 "Failed to move already frozen package"); 22708 } 22709 22710 codeFile = new File(pkg.codePath); 22711 installerPackageName = ps.installerPackageName; 22712 packageAbiOverride = ps.cpuAbiOverrideString; 22713 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22714 seinfo = pkg.applicationInfo.seInfo; 22715 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22716 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22717 freezer = freezePackage(packageName, "movePackageInternal"); 22718 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22719 } 22720 22721 final Bundle extras = new Bundle(); 22722 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22723 extras.putString(Intent.EXTRA_TITLE, label); 22724 mMoveCallbacks.notifyCreated(moveId, extras); 22725 22726 int installFlags; 22727 final boolean moveCompleteApp; 22728 final File measurePath; 22729 22730 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22731 installFlags = INSTALL_INTERNAL; 22732 moveCompleteApp = !currentAsec; 22733 measurePath = Environment.getDataAppDirectory(volumeUuid); 22734 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22735 installFlags = INSTALL_EXTERNAL; 22736 moveCompleteApp = false; 22737 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22738 } else { 22739 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22740 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22741 || !volume.isMountedWritable()) { 22742 freezer.close(); 22743 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22744 "Move location not mounted private volume"); 22745 } 22746 22747 Preconditions.checkState(!currentAsec); 22748 22749 installFlags = INSTALL_INTERNAL; 22750 moveCompleteApp = true; 22751 measurePath = Environment.getDataAppDirectory(volumeUuid); 22752 } 22753 22754 // If we're moving app data around, we need all the users unlocked 22755 if (moveCompleteApp) { 22756 for (int userId : installedUserIds) { 22757 if (StorageManager.isFileEncryptedNativeOrEmulated() 22758 && !StorageManager.isUserKeyUnlocked(userId)) { 22759 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22760 "User " + userId + " must be unlocked"); 22761 } 22762 } 22763 } 22764 22765 final PackageStats stats = new PackageStats(null, -1); 22766 synchronized (mInstaller) { 22767 for (int userId : installedUserIds) { 22768 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22769 freezer.close(); 22770 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22771 "Failed to measure package size"); 22772 } 22773 } 22774 } 22775 22776 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22777 + stats.dataSize); 22778 22779 final long startFreeBytes = measurePath.getUsableSpace(); 22780 final long sizeBytes; 22781 if (moveCompleteApp) { 22782 sizeBytes = stats.codeSize + stats.dataSize; 22783 } else { 22784 sizeBytes = stats.codeSize; 22785 } 22786 22787 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22788 freezer.close(); 22789 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22790 "Not enough free space to move"); 22791 } 22792 22793 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22794 22795 final CountDownLatch installedLatch = new CountDownLatch(1); 22796 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22797 @Override 22798 public void onUserActionRequired(Intent intent) throws RemoteException { 22799 throw new IllegalStateException(); 22800 } 22801 22802 @Override 22803 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22804 Bundle extras) throws RemoteException { 22805 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22806 + PackageManager.installStatusToString(returnCode, msg)); 22807 22808 installedLatch.countDown(); 22809 freezer.close(); 22810 22811 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22812 switch (status) { 22813 case PackageInstaller.STATUS_SUCCESS: 22814 mMoveCallbacks.notifyStatusChanged(moveId, 22815 PackageManager.MOVE_SUCCEEDED); 22816 break; 22817 case PackageInstaller.STATUS_FAILURE_STORAGE: 22818 mMoveCallbacks.notifyStatusChanged(moveId, 22819 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22820 break; 22821 default: 22822 mMoveCallbacks.notifyStatusChanged(moveId, 22823 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22824 break; 22825 } 22826 } 22827 }; 22828 22829 final MoveInfo move; 22830 if (moveCompleteApp) { 22831 // Kick off a thread to report progress estimates 22832 new Thread() { 22833 @Override 22834 public void run() { 22835 while (true) { 22836 try { 22837 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22838 break; 22839 } 22840 } catch (InterruptedException ignored) { 22841 } 22842 22843 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22844 final int progress = 10 + (int) MathUtils.constrain( 22845 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22846 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22847 } 22848 } 22849 }.start(); 22850 22851 final String dataAppName = codeFile.getName(); 22852 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22853 dataAppName, appId, seinfo, targetSdkVersion); 22854 } else { 22855 move = null; 22856 } 22857 22858 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22859 22860 final Message msg = mHandler.obtainMessage(INIT_COPY); 22861 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22862 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22863 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22864 packageAbiOverride, null /*grantedPermissions*/, 22865 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22866 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22867 msg.obj = params; 22868 22869 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22870 System.identityHashCode(msg.obj)); 22871 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22872 System.identityHashCode(msg.obj)); 22873 22874 mHandler.sendMessage(msg); 22875 } 22876 22877 @Override 22878 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22879 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22880 22881 final int realMoveId = mNextMoveId.getAndIncrement(); 22882 final Bundle extras = new Bundle(); 22883 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22884 mMoveCallbacks.notifyCreated(realMoveId, extras); 22885 22886 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22887 @Override 22888 public void onCreated(int moveId, Bundle extras) { 22889 // Ignored 22890 } 22891 22892 @Override 22893 public void onStatusChanged(int moveId, int status, long estMillis) { 22894 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22895 } 22896 }; 22897 22898 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22899 storage.setPrimaryStorageUuid(volumeUuid, callback); 22900 return realMoveId; 22901 } 22902 22903 @Override 22904 public int getMoveStatus(int moveId) { 22905 mContext.enforceCallingOrSelfPermission( 22906 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22907 return mMoveCallbacks.mLastStatus.get(moveId); 22908 } 22909 22910 @Override 22911 public void registerMoveCallback(IPackageMoveObserver callback) { 22912 mContext.enforceCallingOrSelfPermission( 22913 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22914 mMoveCallbacks.register(callback); 22915 } 22916 22917 @Override 22918 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22919 mContext.enforceCallingOrSelfPermission( 22920 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22921 mMoveCallbacks.unregister(callback); 22922 } 22923 22924 @Override 22925 public boolean setInstallLocation(int loc) { 22926 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22927 null); 22928 if (getInstallLocation() == loc) { 22929 return true; 22930 } 22931 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22932 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22933 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22934 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22935 return true; 22936 } 22937 return false; 22938 } 22939 22940 @Override 22941 public int getInstallLocation() { 22942 // allow instant app access 22943 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22944 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22945 PackageHelper.APP_INSTALL_AUTO); 22946 } 22947 22948 /** Called by UserManagerService */ 22949 void cleanUpUser(UserManagerService userManager, int userHandle) { 22950 synchronized (mPackages) { 22951 mDirtyUsers.remove(userHandle); 22952 mUserNeedsBadging.delete(userHandle); 22953 mSettings.removeUserLPw(userHandle); 22954 mPendingBroadcasts.remove(userHandle); 22955 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22956 removeUnusedPackagesLPw(userManager, userHandle); 22957 } 22958 } 22959 22960 /** 22961 * We're removing userHandle and would like to remove any downloaded packages 22962 * that are no longer in use by any other user. 22963 * @param userHandle the user being removed 22964 */ 22965 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22966 final boolean DEBUG_CLEAN_APKS = false; 22967 int [] users = userManager.getUserIds(); 22968 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22969 while (psit.hasNext()) { 22970 PackageSetting ps = psit.next(); 22971 if (ps.pkg == null) { 22972 continue; 22973 } 22974 final String packageName = ps.pkg.packageName; 22975 // Skip over if system app 22976 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22977 continue; 22978 } 22979 if (DEBUG_CLEAN_APKS) { 22980 Slog.i(TAG, "Checking package " + packageName); 22981 } 22982 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22983 if (keep) { 22984 if (DEBUG_CLEAN_APKS) { 22985 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22986 } 22987 } else { 22988 for (int i = 0; i < users.length; i++) { 22989 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22990 keep = true; 22991 if (DEBUG_CLEAN_APKS) { 22992 Slog.i(TAG, " Keeping package " + packageName + " for user " 22993 + users[i]); 22994 } 22995 break; 22996 } 22997 } 22998 } 22999 if (!keep) { 23000 if (DEBUG_CLEAN_APKS) { 23001 Slog.i(TAG, " Removing package " + packageName); 23002 } 23003 mHandler.post(new Runnable() { 23004 public void run() { 23005 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23006 userHandle, 0); 23007 } //end run 23008 }); 23009 } 23010 } 23011 } 23012 23013 /** Called by UserManagerService */ 23014 void createNewUser(int userId, String[] disallowedPackages) { 23015 synchronized (mInstallLock) { 23016 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 23017 } 23018 synchronized (mPackages) { 23019 scheduleWritePackageRestrictionsLocked(userId); 23020 scheduleWritePackageListLocked(userId); 23021 applyFactoryDefaultBrowserLPw(userId); 23022 primeDomainVerificationsLPw(userId); 23023 } 23024 } 23025 23026 void onNewUserCreated(final int userId) { 23027 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 23028 synchronized(mPackages) { 23029 // If permission review for legacy apps is required, we represent 23030 // dagerous permissions for such apps as always granted runtime 23031 // permissions to keep per user flag state whether review is needed. 23032 // Hence, if a new user is added we have to propagate dangerous 23033 // permission grants for these legacy apps. 23034 if (mSettings.mPermissions.mPermissionReviewRequired) { 23035// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 23036 mPermissionManager.updateAllPermissions( 23037 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 23038 mPermissionCallback); 23039 } 23040 } 23041 } 23042 23043 @Override 23044 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 23045 mContext.enforceCallingOrSelfPermission( 23046 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 23047 "Only package verification agents can read the verifier device identity"); 23048 23049 synchronized (mPackages) { 23050 return mSettings.getVerifierDeviceIdentityLPw(); 23051 } 23052 } 23053 23054 @Override 23055 public void setPermissionEnforced(String permission, boolean enforced) { 23056 // TODO: Now that we no longer change GID for storage, this should to away. 23057 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 23058 "setPermissionEnforced"); 23059 if (READ_EXTERNAL_STORAGE.equals(permission)) { 23060 synchronized (mPackages) { 23061 if (mSettings.mReadExternalStorageEnforced == null 23062 || mSettings.mReadExternalStorageEnforced != enforced) { 23063 mSettings.mReadExternalStorageEnforced = 23064 enforced ? Boolean.TRUE : Boolean.FALSE; 23065 mSettings.writeLPr(); 23066 } 23067 } 23068 // kill any non-foreground processes so we restart them and 23069 // grant/revoke the GID. 23070 final IActivityManager am = ActivityManager.getService(); 23071 if (am != null) { 23072 final long token = Binder.clearCallingIdentity(); 23073 try { 23074 am.killProcessesBelowForeground("setPermissionEnforcement"); 23075 } catch (RemoteException e) { 23076 } finally { 23077 Binder.restoreCallingIdentity(token); 23078 } 23079 } 23080 } else { 23081 throw new IllegalArgumentException("No selective enforcement for " + permission); 23082 } 23083 } 23084 23085 @Override 23086 @Deprecated 23087 public boolean isPermissionEnforced(String permission) { 23088 // allow instant applications 23089 return true; 23090 } 23091 23092 @Override 23093 public boolean isStorageLow() { 23094 // allow instant applications 23095 final long token = Binder.clearCallingIdentity(); 23096 try { 23097 final DeviceStorageMonitorInternal 23098 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 23099 if (dsm != null) { 23100 return dsm.isMemoryLow(); 23101 } else { 23102 return false; 23103 } 23104 } finally { 23105 Binder.restoreCallingIdentity(token); 23106 } 23107 } 23108 23109 @Override 23110 public IPackageInstaller getPackageInstaller() { 23111 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23112 return null; 23113 } 23114 return mInstallerService; 23115 } 23116 23117 @Override 23118 public IArtManager getArtManager() { 23119 return mArtManagerService; 23120 } 23121 23122 private boolean userNeedsBadging(int userId) { 23123 int index = mUserNeedsBadging.indexOfKey(userId); 23124 if (index < 0) { 23125 final UserInfo userInfo; 23126 final long token = Binder.clearCallingIdentity(); 23127 try { 23128 userInfo = sUserManager.getUserInfo(userId); 23129 } finally { 23130 Binder.restoreCallingIdentity(token); 23131 } 23132 final boolean b; 23133 if (userInfo != null && userInfo.isManagedProfile()) { 23134 b = true; 23135 } else { 23136 b = false; 23137 } 23138 mUserNeedsBadging.put(userId, b); 23139 return b; 23140 } 23141 return mUserNeedsBadging.valueAt(index); 23142 } 23143 23144 @Override 23145 public KeySet getKeySetByAlias(String packageName, String alias) { 23146 if (packageName == null || alias == null) { 23147 return null; 23148 } 23149 synchronized(mPackages) { 23150 final PackageParser.Package pkg = mPackages.get(packageName); 23151 if (pkg == null) { 23152 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23153 throw new IllegalArgumentException("Unknown package: " + packageName); 23154 } 23155 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23156 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23157 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23158 throw new IllegalArgumentException("Unknown package: " + packageName); 23159 } 23160 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23161 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23162 } 23163 } 23164 23165 @Override 23166 public KeySet getSigningKeySet(String packageName) { 23167 if (packageName == null) { 23168 return null; 23169 } 23170 synchronized(mPackages) { 23171 final int callingUid = Binder.getCallingUid(); 23172 final int callingUserId = UserHandle.getUserId(callingUid); 23173 final PackageParser.Package pkg = mPackages.get(packageName); 23174 if (pkg == null) { 23175 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23176 throw new IllegalArgumentException("Unknown package: " + packageName); 23177 } 23178 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23179 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23180 // filter and pretend the package doesn't exist 23181 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23182 + ", uid:" + callingUid); 23183 throw new IllegalArgumentException("Unknown package: " + packageName); 23184 } 23185 if (pkg.applicationInfo.uid != callingUid 23186 && Process.SYSTEM_UID != callingUid) { 23187 throw new SecurityException("May not access signing KeySet of other apps."); 23188 } 23189 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23190 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23191 } 23192 } 23193 23194 @Override 23195 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23196 final int callingUid = Binder.getCallingUid(); 23197 if (getInstantAppPackageName(callingUid) != null) { 23198 return false; 23199 } 23200 if (packageName == null || ks == null) { 23201 return false; 23202 } 23203 synchronized(mPackages) { 23204 final PackageParser.Package pkg = mPackages.get(packageName); 23205 if (pkg == null 23206 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23207 UserHandle.getUserId(callingUid))) { 23208 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23209 throw new IllegalArgumentException("Unknown package: " + packageName); 23210 } 23211 IBinder ksh = ks.getToken(); 23212 if (ksh instanceof KeySetHandle) { 23213 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23214 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23215 } 23216 return false; 23217 } 23218 } 23219 23220 @Override 23221 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23222 final int callingUid = Binder.getCallingUid(); 23223 if (getInstantAppPackageName(callingUid) != null) { 23224 return false; 23225 } 23226 if (packageName == null || ks == null) { 23227 return false; 23228 } 23229 synchronized(mPackages) { 23230 final PackageParser.Package pkg = mPackages.get(packageName); 23231 if (pkg == null 23232 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23233 UserHandle.getUserId(callingUid))) { 23234 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23235 throw new IllegalArgumentException("Unknown package: " + packageName); 23236 } 23237 IBinder ksh = ks.getToken(); 23238 if (ksh instanceof KeySetHandle) { 23239 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23240 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23241 } 23242 return false; 23243 } 23244 } 23245 23246 private void deletePackageIfUnusedLPr(final String packageName) { 23247 PackageSetting ps = mSettings.mPackages.get(packageName); 23248 if (ps == null) { 23249 return; 23250 } 23251 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23252 // TODO Implement atomic delete if package is unused 23253 // It is currently possible that the package will be deleted even if it is installed 23254 // after this method returns. 23255 mHandler.post(new Runnable() { 23256 public void run() { 23257 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23258 0, PackageManager.DELETE_ALL_USERS); 23259 } 23260 }); 23261 } 23262 } 23263 23264 /** 23265 * Check and throw if the given before/after packages would be considered a 23266 * downgrade. 23267 */ 23268 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23269 throws PackageManagerException { 23270 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23271 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23272 "Update version code " + after.versionCode + " is older than current " 23273 + before.getLongVersionCode()); 23274 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23275 if (after.baseRevisionCode < before.baseRevisionCode) { 23276 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23277 "Update base revision code " + after.baseRevisionCode 23278 + " is older than current " + before.baseRevisionCode); 23279 } 23280 23281 if (!ArrayUtils.isEmpty(after.splitNames)) { 23282 for (int i = 0; i < after.splitNames.length; i++) { 23283 final String splitName = after.splitNames[i]; 23284 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23285 if (j != -1) { 23286 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23287 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23288 "Update split " + splitName + " revision code " 23289 + after.splitRevisionCodes[i] + " is older than current " 23290 + before.splitRevisionCodes[j]); 23291 } 23292 } 23293 } 23294 } 23295 } 23296 } 23297 23298 private static class MoveCallbacks extends Handler { 23299 private static final int MSG_CREATED = 1; 23300 private static final int MSG_STATUS_CHANGED = 2; 23301 23302 private final RemoteCallbackList<IPackageMoveObserver> 23303 mCallbacks = new RemoteCallbackList<>(); 23304 23305 private final SparseIntArray mLastStatus = new SparseIntArray(); 23306 23307 public MoveCallbacks(Looper looper) { 23308 super(looper); 23309 } 23310 23311 public void register(IPackageMoveObserver callback) { 23312 mCallbacks.register(callback); 23313 } 23314 23315 public void unregister(IPackageMoveObserver callback) { 23316 mCallbacks.unregister(callback); 23317 } 23318 23319 @Override 23320 public void handleMessage(Message msg) { 23321 final SomeArgs args = (SomeArgs) msg.obj; 23322 final int n = mCallbacks.beginBroadcast(); 23323 for (int i = 0; i < n; i++) { 23324 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23325 try { 23326 invokeCallback(callback, msg.what, args); 23327 } catch (RemoteException ignored) { 23328 } 23329 } 23330 mCallbacks.finishBroadcast(); 23331 args.recycle(); 23332 } 23333 23334 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23335 throws RemoteException { 23336 switch (what) { 23337 case MSG_CREATED: { 23338 callback.onCreated(args.argi1, (Bundle) args.arg2); 23339 break; 23340 } 23341 case MSG_STATUS_CHANGED: { 23342 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23343 break; 23344 } 23345 } 23346 } 23347 23348 private void notifyCreated(int moveId, Bundle extras) { 23349 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23350 23351 final SomeArgs args = SomeArgs.obtain(); 23352 args.argi1 = moveId; 23353 args.arg2 = extras; 23354 obtainMessage(MSG_CREATED, args).sendToTarget(); 23355 } 23356 23357 private void notifyStatusChanged(int moveId, int status) { 23358 notifyStatusChanged(moveId, status, -1); 23359 } 23360 23361 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23362 Slog.v(TAG, "Move " + moveId + " status " + status); 23363 23364 final SomeArgs args = SomeArgs.obtain(); 23365 args.argi1 = moveId; 23366 args.argi2 = status; 23367 args.arg3 = estMillis; 23368 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23369 23370 synchronized (mLastStatus) { 23371 mLastStatus.put(moveId, status); 23372 } 23373 } 23374 } 23375 23376 private final static class OnPermissionChangeListeners extends Handler { 23377 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23378 23379 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23380 new RemoteCallbackList<>(); 23381 23382 public OnPermissionChangeListeners(Looper looper) { 23383 super(looper); 23384 } 23385 23386 @Override 23387 public void handleMessage(Message msg) { 23388 switch (msg.what) { 23389 case MSG_ON_PERMISSIONS_CHANGED: { 23390 final int uid = msg.arg1; 23391 handleOnPermissionsChanged(uid); 23392 } break; 23393 } 23394 } 23395 23396 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23397 mPermissionListeners.register(listener); 23398 23399 } 23400 23401 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23402 mPermissionListeners.unregister(listener); 23403 } 23404 23405 public void onPermissionsChanged(int uid) { 23406 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23407 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23408 } 23409 } 23410 23411 private void handleOnPermissionsChanged(int uid) { 23412 final int count = mPermissionListeners.beginBroadcast(); 23413 try { 23414 for (int i = 0; i < count; i++) { 23415 IOnPermissionsChangeListener callback = mPermissionListeners 23416 .getBroadcastItem(i); 23417 try { 23418 callback.onPermissionsChanged(uid); 23419 } catch (RemoteException e) { 23420 Log.e(TAG, "Permission listener is dead", e); 23421 } 23422 } 23423 } finally { 23424 mPermissionListeners.finishBroadcast(); 23425 } 23426 } 23427 } 23428 23429 private class PackageManagerNative extends IPackageManagerNative.Stub { 23430 @Override 23431 public String[] getNamesForUids(int[] uids) throws RemoteException { 23432 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23433 // massage results so they can be parsed by the native binder 23434 for (int i = results.length - 1; i >= 0; --i) { 23435 if (results[i] == null) { 23436 results[i] = ""; 23437 } 23438 } 23439 return results; 23440 } 23441 23442 // NB: this differentiates between preloads and sideloads 23443 @Override 23444 public String getInstallerForPackage(String packageName) throws RemoteException { 23445 final String installerName = getInstallerPackageName(packageName); 23446 if (!TextUtils.isEmpty(installerName)) { 23447 return installerName; 23448 } 23449 // differentiate between preload and sideload 23450 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23451 ApplicationInfo appInfo = getApplicationInfo(packageName, 23452 /*flags*/ 0, 23453 /*userId*/ callingUser); 23454 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23455 return "preload"; 23456 } 23457 return ""; 23458 } 23459 23460 @Override 23461 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23462 try { 23463 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23464 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23465 if (pInfo != null) { 23466 return pInfo.getLongVersionCode(); 23467 } 23468 } catch (Exception e) { 23469 } 23470 return 0; 23471 } 23472 } 23473 23474 private class PackageManagerInternalImpl extends PackageManagerInternal { 23475 @Override 23476 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23477 int flagValues, int userId) { 23478 PackageManagerService.this.updatePermissionFlags( 23479 permName, packageName, flagMask, flagValues, userId); 23480 } 23481 23482 @Override 23483 public boolean isDataRestoreSafe(byte[] restoringFromSigHash, String packageName) { 23484 SigningDetails sd = getSigningDetails(packageName); 23485 if (sd == null) { 23486 return false; 23487 } 23488 return sd.hasSha256Certificate(restoringFromSigHash, 23489 SigningDetails.CertCapabilities.INSTALLED_DATA); 23490 } 23491 23492 @Override 23493 public boolean isDataRestoreSafe(Signature restoringFromSig, String packageName) { 23494 SigningDetails sd = getSigningDetails(packageName); 23495 if (sd == null) { 23496 return false; 23497 } 23498 return sd.hasCertificate(restoringFromSig, 23499 SigningDetails.CertCapabilities.INSTALLED_DATA); 23500 } 23501 23502 private SigningDetails getSigningDetails(@NonNull String packageName) { 23503 synchronized (mPackages) { 23504 PackageParser.Package p = mPackages.get(packageName); 23505 if (p == null) { 23506 return null; 23507 } 23508 return p.mSigningDetails; 23509 } 23510 } 23511 23512 @Override 23513 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23514 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23515 } 23516 23517 @Override 23518 public boolean isInstantApp(String packageName, int userId) { 23519 return PackageManagerService.this.isInstantApp(packageName, userId); 23520 } 23521 23522 @Override 23523 public String getInstantAppPackageName(int uid) { 23524 return PackageManagerService.this.getInstantAppPackageName(uid); 23525 } 23526 23527 @Override 23528 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23529 synchronized (mPackages) { 23530 return PackageManagerService.this.filterAppAccessLPr( 23531 (PackageSetting) pkg.mExtras, callingUid, userId); 23532 } 23533 } 23534 23535 @Override 23536 public PackageParser.Package getPackage(String packageName) { 23537 synchronized (mPackages) { 23538 packageName = resolveInternalPackageNameLPr( 23539 packageName, PackageManager.VERSION_CODE_HIGHEST); 23540 return mPackages.get(packageName); 23541 } 23542 } 23543 23544 @Override 23545 public PackageList getPackageList(PackageListObserver observer) { 23546 synchronized (mPackages) { 23547 final int N = mPackages.size(); 23548 final ArrayList<String> list = new ArrayList<>(N); 23549 for (int i = 0; i < N; i++) { 23550 list.add(mPackages.keyAt(i)); 23551 } 23552 final PackageList packageList = new PackageList(list, observer); 23553 if (observer != null) { 23554 mPackageListObservers.add(packageList); 23555 } 23556 return packageList; 23557 } 23558 } 23559 23560 @Override 23561 public void removePackageListObserver(PackageListObserver observer) { 23562 synchronized (mPackages) { 23563 mPackageListObservers.remove(observer); 23564 } 23565 } 23566 23567 @Override 23568 public PackageParser.Package getDisabledPackage(String packageName) { 23569 synchronized (mPackages) { 23570 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23571 return (ps != null) ? ps.pkg : null; 23572 } 23573 } 23574 23575 @Override 23576 public String getKnownPackageName(int knownPackage, int userId) { 23577 switch(knownPackage) { 23578 case PackageManagerInternal.PACKAGE_BROWSER: 23579 return getDefaultBrowserPackageName(userId); 23580 case PackageManagerInternal.PACKAGE_INSTALLER: 23581 return mRequiredInstallerPackage; 23582 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23583 return mSetupWizardPackage; 23584 case PackageManagerInternal.PACKAGE_SYSTEM: 23585 return "android"; 23586 case PackageManagerInternal.PACKAGE_VERIFIER: 23587 return mRequiredVerifierPackage; 23588 case PackageManagerInternal.PACKAGE_SYSTEM_TEXT_CLASSIFIER: 23589 return mSystemTextClassifierPackage; 23590 } 23591 return null; 23592 } 23593 23594 @Override 23595 public boolean isResolveActivityComponent(ComponentInfo component) { 23596 return mResolveActivity.packageName.equals(component.packageName) 23597 && mResolveActivity.name.equals(component.name); 23598 } 23599 23600 @Override 23601 public void setLocationPackagesProvider(PackagesProvider provider) { 23602 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23603 } 23604 23605 @Override 23606 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23607 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23608 } 23609 23610 @Override 23611 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23612 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23613 } 23614 23615 @Override 23616 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23617 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23618 } 23619 23620 @Override 23621 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23622 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23623 } 23624 23625 @Override 23626 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23627 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23628 } 23629 23630 @Override 23631 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23632 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23633 } 23634 23635 @Override 23636 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23637 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23638 } 23639 23640 @Override 23641 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23642 synchronized (mPackages) { 23643 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23644 } 23645 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23646 } 23647 23648 @Override 23649 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23650 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23651 packageName, userId); 23652 } 23653 23654 @Override 23655 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23656 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23657 packageName, userId); 23658 } 23659 23660 @Override 23661 public void setKeepUninstalledPackages(final List<String> packageList) { 23662 Preconditions.checkNotNull(packageList); 23663 List<String> removedFromList = null; 23664 synchronized (mPackages) { 23665 if (mKeepUninstalledPackages != null) { 23666 final int packagesCount = mKeepUninstalledPackages.size(); 23667 for (int i = 0; i < packagesCount; i++) { 23668 String oldPackage = mKeepUninstalledPackages.get(i); 23669 if (packageList != null && packageList.contains(oldPackage)) { 23670 continue; 23671 } 23672 if (removedFromList == null) { 23673 removedFromList = new ArrayList<>(); 23674 } 23675 removedFromList.add(oldPackage); 23676 } 23677 } 23678 mKeepUninstalledPackages = new ArrayList<>(packageList); 23679 if (removedFromList != null) { 23680 final int removedCount = removedFromList.size(); 23681 for (int i = 0; i < removedCount; i++) { 23682 deletePackageIfUnusedLPr(removedFromList.get(i)); 23683 } 23684 } 23685 } 23686 } 23687 23688 @Override 23689 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23690 synchronized (mPackages) { 23691 return mPermissionManager.isPermissionsReviewRequired( 23692 mPackages.get(packageName), userId); 23693 } 23694 } 23695 23696 @Override 23697 public PackageInfo getPackageInfo( 23698 String packageName, int flags, int filterCallingUid, int userId) { 23699 return PackageManagerService.this 23700 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23701 flags, filterCallingUid, userId); 23702 } 23703 23704 @Override 23705 public int getPackageUid(String packageName, int flags, int userId) { 23706 return PackageManagerService.this 23707 .getPackageUid(packageName, flags, userId); 23708 } 23709 23710 @Override 23711 public ApplicationInfo getApplicationInfo( 23712 String packageName, int flags, int filterCallingUid, int userId) { 23713 return PackageManagerService.this 23714 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23715 } 23716 23717 @Override 23718 public ActivityInfo getActivityInfo( 23719 ComponentName component, int flags, int filterCallingUid, int userId) { 23720 return PackageManagerService.this 23721 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23722 } 23723 23724 @Override 23725 public List<ResolveInfo> queryIntentActivities( 23726 Intent intent, int flags, int filterCallingUid, int userId) { 23727 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23728 return PackageManagerService.this 23729 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23730 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23731 } 23732 23733 @Override 23734 public List<ResolveInfo> queryIntentServices( 23735 Intent intent, int flags, int callingUid, int userId) { 23736 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23737 return PackageManagerService.this 23738 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23739 false); 23740 } 23741 23742 @Override 23743 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23744 int userId) { 23745 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23746 } 23747 23748 @Override 23749 public ComponentName getDefaultHomeActivity(int userId) { 23750 return PackageManagerService.this.getDefaultHomeActivity(userId); 23751 } 23752 23753 @Override 23754 public void setDeviceAndProfileOwnerPackages( 23755 int deviceOwnerUserId, String deviceOwnerPackage, 23756 SparseArray<String> profileOwnerPackages) { 23757 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23758 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23759 } 23760 23761 @Override 23762 public boolean isPackageDataProtected(int userId, String packageName) { 23763 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23764 } 23765 23766 @Override 23767 public boolean isPackageEphemeral(int userId, String packageName) { 23768 synchronized (mPackages) { 23769 final PackageSetting ps = mSettings.mPackages.get(packageName); 23770 return ps != null ? ps.getInstantApp(userId) : false; 23771 } 23772 } 23773 23774 @Override 23775 public boolean wasPackageEverLaunched(String packageName, int userId) { 23776 synchronized (mPackages) { 23777 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23778 } 23779 } 23780 23781 @Override 23782 public void grantRuntimePermission(String packageName, String permName, int userId, 23783 boolean overridePolicy) { 23784 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23785 permName, packageName, overridePolicy, getCallingUid(), userId, 23786 mPermissionCallback); 23787 } 23788 23789 @Override 23790 public void revokeRuntimePermission(String packageName, String permName, int userId, 23791 boolean overridePolicy) { 23792 mPermissionManager.revokeRuntimePermission( 23793 permName, packageName, overridePolicy, getCallingUid(), userId, 23794 mPermissionCallback); 23795 } 23796 23797 @Override 23798 public String getNameForUid(int uid) { 23799 return PackageManagerService.this.getNameForUid(uid); 23800 } 23801 23802 @Override 23803 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23804 Intent origIntent, String resolvedType, String callingPackage, 23805 Bundle verificationBundle, int userId) { 23806 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23807 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23808 userId); 23809 } 23810 23811 @Override 23812 public void grantEphemeralAccess(int userId, Intent intent, 23813 int targetAppId, int ephemeralAppId) { 23814 synchronized (mPackages) { 23815 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23816 targetAppId, ephemeralAppId); 23817 } 23818 } 23819 23820 @Override 23821 public boolean isInstantAppInstallerComponent(ComponentName component) { 23822 synchronized (mPackages) { 23823 return mInstantAppInstallerActivity != null 23824 && mInstantAppInstallerActivity.getComponentName().equals(component); 23825 } 23826 } 23827 23828 @Override 23829 public void pruneInstantApps() { 23830 mInstantAppRegistry.pruneInstantApps(); 23831 } 23832 23833 @Override 23834 public String getSetupWizardPackageName() { 23835 return mSetupWizardPackage; 23836 } 23837 23838 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23839 if (policy != null) { 23840 mExternalSourcesPolicy = policy; 23841 } 23842 } 23843 23844 @Override 23845 public boolean isPackagePersistent(String packageName) { 23846 synchronized (mPackages) { 23847 PackageParser.Package pkg = mPackages.get(packageName); 23848 return pkg != null 23849 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23850 | ApplicationInfo.FLAG_PERSISTENT)) == 23851 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23852 : false; 23853 } 23854 } 23855 23856 @Override 23857 public boolean isLegacySystemApp(Package pkg) { 23858 synchronized (mPackages) { 23859 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23860 return mPromoteSystemApps 23861 && ps.isSystem() 23862 && mExistingSystemPackages.contains(ps.name); 23863 } 23864 } 23865 23866 @Override 23867 public List<PackageInfo> getOverlayPackages(int userId) { 23868 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23869 synchronized (mPackages) { 23870 for (PackageParser.Package p : mPackages.values()) { 23871 if (p.mOverlayTarget != null) { 23872 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23873 if (pkg != null) { 23874 overlayPackages.add(pkg); 23875 } 23876 } 23877 } 23878 } 23879 return overlayPackages; 23880 } 23881 23882 @Override 23883 public List<String> getTargetPackageNames(int userId) { 23884 List<String> targetPackages = new ArrayList<>(); 23885 synchronized (mPackages) { 23886 for (PackageParser.Package p : mPackages.values()) { 23887 if (p.mOverlayTarget == null) { 23888 targetPackages.add(p.packageName); 23889 } 23890 } 23891 } 23892 return targetPackages; 23893 } 23894 23895 @Override 23896 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23897 @Nullable List<String> overlayPackageNames) { 23898 synchronized (mPackages) { 23899 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23900 Slog.e(TAG, "failed to find package " + targetPackageName); 23901 return false; 23902 } 23903 ArrayList<String> overlayPaths = null; 23904 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23905 final int N = overlayPackageNames.size(); 23906 overlayPaths = new ArrayList<>(N); 23907 for (int i = 0; i < N; i++) { 23908 final String packageName = overlayPackageNames.get(i); 23909 final PackageParser.Package pkg = mPackages.get(packageName); 23910 if (pkg == null) { 23911 Slog.e(TAG, "failed to find package " + packageName); 23912 return false; 23913 } 23914 overlayPaths.add(pkg.baseCodePath); 23915 } 23916 } 23917 23918 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23919 ps.setOverlayPaths(overlayPaths, userId); 23920 return true; 23921 } 23922 } 23923 23924 @Override 23925 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23926 int flags, int userId, boolean resolveForStart) { 23927 return resolveIntentInternal( 23928 intent, resolvedType, flags, userId, resolveForStart); 23929 } 23930 23931 @Override 23932 public ResolveInfo resolveService(Intent intent, String resolvedType, 23933 int flags, int userId, int callingUid) { 23934 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23935 } 23936 23937 @Override 23938 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23939 return PackageManagerService.this.resolveContentProviderInternal( 23940 name, flags, userId); 23941 } 23942 23943 @Override 23944 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23945 synchronized (mPackages) { 23946 mIsolatedOwners.put(isolatedUid, ownerUid); 23947 } 23948 } 23949 23950 @Override 23951 public void removeIsolatedUid(int isolatedUid) { 23952 synchronized (mPackages) { 23953 mIsolatedOwners.delete(isolatedUid); 23954 } 23955 } 23956 23957 @Override 23958 public int getUidTargetSdkVersion(int uid) { 23959 synchronized (mPackages) { 23960 return getUidTargetSdkVersionLockedLPr(uid); 23961 } 23962 } 23963 23964 @Override 23965 public int getPackageTargetSdkVersion(String packageName) { 23966 synchronized (mPackages) { 23967 return getPackageTargetSdkVersionLockedLPr(packageName); 23968 } 23969 } 23970 23971 @Override 23972 public boolean canAccessInstantApps(int callingUid, int userId) { 23973 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23974 } 23975 23976 @Override 23977 public boolean canAccessComponent(int callingUid, ComponentName component, int userId) { 23978 synchronized (mPackages) { 23979 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 23980 return !PackageManagerService.this.filterAppAccessLPr( 23981 ps, callingUid, component, TYPE_UNKNOWN, userId); 23982 } 23983 } 23984 23985 @Override 23986 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23987 synchronized (mPackages) { 23988 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23989 } 23990 } 23991 23992 @Override 23993 public void notifyPackageUse(String packageName, int reason) { 23994 synchronized (mPackages) { 23995 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23996 } 23997 } 23998 } 23999 24000 @Override 24001 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 24002 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 24003 synchronized (mPackages) { 24004 final long identity = Binder.clearCallingIdentity(); 24005 try { 24006 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 24007 packageNames, userId); 24008 } finally { 24009 Binder.restoreCallingIdentity(identity); 24010 } 24011 } 24012 } 24013 24014 @Override 24015 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 24016 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 24017 synchronized (mPackages) { 24018 final long identity = Binder.clearCallingIdentity(); 24019 try { 24020 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 24021 packageNames, userId); 24022 } finally { 24023 Binder.restoreCallingIdentity(identity); 24024 } 24025 } 24026 } 24027 24028 private static void enforceSystemOrPhoneCaller(String tag) { 24029 int callingUid = Binder.getCallingUid(); 24030 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 24031 throw new SecurityException( 24032 "Cannot call " + tag + " from UID " + callingUid); 24033 } 24034 } 24035 24036 boolean isHistoricalPackageUsageAvailable() { 24037 return mPackageUsage.isHistoricalPackageUsageAvailable(); 24038 } 24039 24040 /** 24041 * Return a <b>copy</b> of the collection of packages known to the package manager. 24042 * @return A copy of the values of mPackages. 24043 */ 24044 Collection<PackageParser.Package> getPackages() { 24045 synchronized (mPackages) { 24046 return new ArrayList<>(mPackages.values()); 24047 } 24048 } 24049 24050 /** 24051 * Logs process start information (including base APK hash) to the security log. 24052 * @hide 24053 */ 24054 @Override 24055 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 24056 String apkFile, int pid) { 24057 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24058 return; 24059 } 24060 if (!SecurityLog.isLoggingEnabled()) { 24061 return; 24062 } 24063 Bundle data = new Bundle(); 24064 data.putLong("startTimestamp", System.currentTimeMillis()); 24065 data.putString("processName", processName); 24066 data.putInt("uid", uid); 24067 data.putString("seinfo", seinfo); 24068 data.putString("apkFile", apkFile); 24069 data.putInt("pid", pid); 24070 Message msg = mProcessLoggingHandler.obtainMessage( 24071 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 24072 msg.setData(data); 24073 mProcessLoggingHandler.sendMessage(msg); 24074 } 24075 24076 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 24077 return mCompilerStats.getPackageStats(pkgName); 24078 } 24079 24080 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 24081 return getOrCreateCompilerPackageStats(pkg.packageName); 24082 } 24083 24084 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 24085 return mCompilerStats.getOrCreatePackageStats(pkgName); 24086 } 24087 24088 public void deleteCompilerPackageStats(String pkgName) { 24089 mCompilerStats.deletePackageStats(pkgName); 24090 } 24091 24092 @Override 24093 public int getInstallReason(String packageName, int userId) { 24094 final int callingUid = Binder.getCallingUid(); 24095 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24096 true /* requireFullPermission */, false /* checkShell */, 24097 "get install reason"); 24098 synchronized (mPackages) { 24099 final PackageSetting ps = mSettings.mPackages.get(packageName); 24100 if (filterAppAccessLPr(ps, callingUid, userId)) { 24101 return PackageManager.INSTALL_REASON_UNKNOWN; 24102 } 24103 if (ps != null) { 24104 return ps.getInstallReason(userId); 24105 } 24106 } 24107 return PackageManager.INSTALL_REASON_UNKNOWN; 24108 } 24109 24110 @Override 24111 public boolean canRequestPackageInstalls(String packageName, int userId) { 24112 return canRequestPackageInstallsInternal(packageName, 0, userId, 24113 true /* throwIfPermNotDeclared*/); 24114 } 24115 24116 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 24117 boolean throwIfPermNotDeclared) { 24118 int callingUid = Binder.getCallingUid(); 24119 int uid = getPackageUid(packageName, 0, userId); 24120 if (callingUid != uid && callingUid != Process.ROOT_UID 24121 && callingUid != Process.SYSTEM_UID) { 24122 throw new SecurityException( 24123 "Caller uid " + callingUid + " does not own package " + packageName); 24124 } 24125 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 24126 if (info == null) { 24127 return false; 24128 } 24129 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 24130 return false; 24131 } 24132 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 24133 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 24134 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 24135 if (throwIfPermNotDeclared) { 24136 throw new SecurityException("Need to declare " + appOpPermission 24137 + " to call this api"); 24138 } else { 24139 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 24140 return false; 24141 } 24142 } 24143 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 24144 return false; 24145 } 24146 if (mExternalSourcesPolicy != null) { 24147 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 24148 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 24149 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 24150 } 24151 } 24152 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 24153 } 24154 24155 @Override 24156 public ComponentName getInstantAppResolverSettingsComponent() { 24157 return mInstantAppResolverSettingsComponent; 24158 } 24159 24160 @Override 24161 public ComponentName getInstantAppInstallerComponent() { 24162 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24163 return null; 24164 } 24165 return mInstantAppInstallerActivity == null 24166 ? null : mInstantAppInstallerActivity.getComponentName(); 24167 } 24168 24169 @Override 24170 public String getInstantAppAndroidId(String packageName, int userId) { 24171 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24172 "getInstantAppAndroidId"); 24173 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 24174 true /* requireFullPermission */, false /* checkShell */, 24175 "getInstantAppAndroidId"); 24176 // Make sure the target is an Instant App. 24177 if (!isInstantApp(packageName, userId)) { 24178 return null; 24179 } 24180 synchronized (mPackages) { 24181 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24182 } 24183 } 24184 24185 boolean canHaveOatDir(String packageName) { 24186 synchronized (mPackages) { 24187 PackageParser.Package p = mPackages.get(packageName); 24188 if (p == null) { 24189 return false; 24190 } 24191 return p.canHaveOatDir(); 24192 } 24193 } 24194 24195 private String getOatDir(PackageParser.Package pkg) { 24196 if (!pkg.canHaveOatDir()) { 24197 return null; 24198 } 24199 File codePath = new File(pkg.codePath); 24200 if (codePath.isDirectory()) { 24201 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24202 } 24203 return null; 24204 } 24205 24206 void deleteOatArtifactsOfPackage(String packageName) { 24207 final String[] instructionSets; 24208 final List<String> codePaths; 24209 final String oatDir; 24210 final PackageParser.Package pkg; 24211 synchronized (mPackages) { 24212 pkg = mPackages.get(packageName); 24213 } 24214 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24215 codePaths = pkg.getAllCodePaths(); 24216 oatDir = getOatDir(pkg); 24217 24218 for (String codePath : codePaths) { 24219 for (String isa : instructionSets) { 24220 try { 24221 mInstaller.deleteOdex(codePath, isa, oatDir); 24222 } catch (InstallerException e) { 24223 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24224 } 24225 } 24226 } 24227 } 24228 24229 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24230 Set<String> unusedPackages = new HashSet<>(); 24231 long currentTimeInMillis = System.currentTimeMillis(); 24232 synchronized (mPackages) { 24233 for (PackageParser.Package pkg : mPackages.values()) { 24234 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24235 if (ps == null) { 24236 continue; 24237 } 24238 PackageDexUsage.PackageUseInfo packageUseInfo = 24239 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24240 if (PackageManagerServiceUtils 24241 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24242 downgradeTimeThresholdMillis, packageUseInfo, 24243 pkg.getLatestPackageUseTimeInMills(), 24244 pkg.getLatestForegroundPackageUseTimeInMills())) { 24245 unusedPackages.add(pkg.packageName); 24246 } 24247 } 24248 } 24249 return unusedPackages; 24250 } 24251 24252 @Override 24253 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24254 int userId) { 24255 final int callingUid = Binder.getCallingUid(); 24256 final int callingAppId = UserHandle.getAppId(callingUid); 24257 24258 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24259 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24260 24261 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24262 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24263 throw new SecurityException("Caller must have the " 24264 + SET_HARMFUL_APP_WARNINGS + " permission."); 24265 } 24266 24267 synchronized(mPackages) { 24268 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24269 scheduleWritePackageRestrictionsLocked(userId); 24270 } 24271 } 24272 24273 @Nullable 24274 @Override 24275 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24276 final int callingUid = Binder.getCallingUid(); 24277 final int callingAppId = UserHandle.getAppId(callingUid); 24278 24279 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24280 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24281 24282 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24283 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24284 throw new SecurityException("Caller must have the " 24285 + SET_HARMFUL_APP_WARNINGS + " permission."); 24286 } 24287 24288 synchronized(mPackages) { 24289 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24290 } 24291 } 24292} 24293 24294interface PackageSender { 24295 /** 24296 * @param userIds User IDs where the action occurred on a full application 24297 * @param instantUserIds User IDs where the action occurred on an instant application 24298 */ 24299 void sendPackageBroadcast(final String action, final String pkg, 24300 final Bundle extras, final int flags, final String targetPkg, 24301 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24302 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24303 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24304 void notifyPackageAdded(String packageName); 24305 void notifyPackageRemoved(String packageName); 24306} 24307